175 results about "Multimedia device" patented technology

1. The name of the design product: audio extractor (AY10). 2. The use of the design product: extract audio signals from the ARC / optical fiber / RCA interface of multimedia devices (such as TV, Blu-ray player, set-top box, computer, etc.), for use in back-end audio amplification devices (such as power amplifier, soundbar, etc.). 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention relates to the technical field of digital exhibition hall intelligent control, and discloses a multi-mode digital exhibition hall multimedia equipment interaction control method and system. The method comprises the following steps: collecting and cutting a continuous behavior data stream of a user, and analyzing spatial-temporal characteristics of behavior fragments to establish dynamic mapping between behavior intentions and equipment responses; constructing a semantic deconstruction model, and decomposing the complex interaction scene into atomic interaction units which can be independently processed; generating an interaction quality evaluation index and dynamically correcting the processing priority of each atomic unit by analyzing closed-loop association of equipment response and user feedback; and finally, fusing the corrected unit and the real-time environment state to generate an equipment operation instruction sequence. According to the method, refined analysis and self-adaptive intelligent control of concurrent and complex interaction scenes are realized, and the system response accuracy and the natural fluency of multi-user interaction experience are improved.

A system and method for providing targeted crowd-based acoustic-prosodic and linguistic accommodation includes simultaneously detecting, with a multimedia device, individual facial images of a plurality of individuals and acoustic sounds from the plurality of individuals. Message data representative of an audible message supplied to the plurality of individuals is supplied to the processing system, the message data. In the processing system: a plurality of facial features and a plurality of acoustic-related features are extracted from the multimedia data; the facial features and the acoustic-related features are processed to determine an aggregate emotional state of the plurality of individuals; one or more acoustic-prosodic features of the audible message and / or a content of the audible message are selectively manipulated based on the determined aggregate emotional state of the plurality of individuals to generate an updated audible message; and the updated audible message is output.

The invention discloses a remote intelligent control system for multimedia equipment and an implementation method thereof, and belongs to the technical field of network communication, and the implementation method comprises the following steps: acquiring network environment information of the multimedia equipment, judging an NAT (Network Address Translation) type, and generating a mixed penetration protocol selection rule to determine an initial penetration protocol; the method comprises the following steps: acquiring port allocation characteristics of NAT equipment based on an initial penetration protocol, generating port prediction parameters through linear increment prediction and LSTM neural network training, and formulating a port prediction and keep-alive strategy; executing UDP (User Datagram Protocol) penetration according to a keep-alive strategy, starting a TCP (Transmission Control Protocol) standby mechanism when the UDP penetration fails, and generating a penetration scheme by combining HTTP tunnel encapsulation and firewall inbound rule configuration; equipment identification information collection, signaling interaction, penetration attempt and connection establishment are completed based on a penetration scheme, successful feedback is generated after verification is passed, and remote control is realized; according to the invention, the stability and efficiency of remote connection of the multimedia equipment in a complex network environment are improved.

The invention relates to the technical field of vehicle control, and particularly discloses a ceiling screen control method and a vehicle, and the method comprises the steps: responding to a received ceiling screen moving instruction from a user, and obtaining vehicle state data; based on the vehicle state data, the execution feasibility degree of the ceiling screen moving instruction is determined; and controlling the ceiling screen to move based on the execution feasibility, the vehicle state data and the ceiling screen moving instruction. When a ceiling screen moving instruction is received, whether a safety problem is caused or not is pre-judged by determining the execution feasibility degree of the ceiling screen moving instruction, if the safety problem exists, moving of the movable ceiling screen is forbidden, and after potential safety hazards of the safety problem are removed, the moving instruction of the movable ceiling screen is executed. Therefore, the flexible movement control of the ceiling screen is realized, the safety of passengers is ensured, the interaction experience and practicability of the multimedia equipment in the vehicle are improved, and the user safety and good experience are fully ensured.

The utility model provides a microphone head structure, which relates to the technical field of multimedia equipment, and comprises a shell, a first base is arranged in the shell, the first base is annular, a second base is arranged on the first base through a buckle, the second base is provided with a cavity, and a microphone core is embedded in the cavity. During installation, the first base is locked and fixed to the bottom of the shell through bolts, the second base is inserted into the first base and clamped on the first base, finally, the microphone core is inserted into a cavity of the second base, the overall structure is simple, layout is reasonable, installation is easy and convenient, and time and labor are saved.

The present invention discloses a sound pickup system and sound pickup method, and a multimedia device. The sound pickup system includes a live broadcast device and a Bluetooth microphone. The live broadcast device includes a device microphone, a Bluetooth module, a processor, and a controller. The device microphone is connected to the processor, and the processor and the Bluetooth module are respectively connected to the controller. The Bluetooth microphone has a first state in which a Bluetooth connection is established with the Bluetooth module and a second state in which the connection is disconnected from the Bluetooth module. The processor is configured to determine whether the Bluetooth microphone is in the first state and, based on the determination result, to issue a control instruction to the controller. The controller is configured to control the Bluetooth microphone or the device microphone to pick up sound based on the control instruction. The technical solution of the present invention can provide users with a consistent sound pickup or recording experience.

The invention relates to the field of audio playing equipment, in particular to a sound source switching method and device of the audio playing equipment. The audio playing device comprises a UWB module, the UWB module comprises a first transceiver and a second transceiver, and the first transceiver and the second transceiver are arranged at a first position and a second position of the audio playing device respectively. Determining first position information of the plurality of multimedia devices relative to the first transceiver and second position information of the plurality of multimedia devices relative to the second transceiver; and based on the first position information and the second position information, determining a target multimedia device concerned by the user, and setting a sound source device of the audio playing device as the target multimedia device.

This invention discloses an elevator multi-device volume adjustment system based on passenger behavior, comprising: a signal acquisition module, which acquires all sound signals inside the elevator car and at the landings and outputs digital signals; a voice signal pre-cancellation module, which receives the digital signals output by the signal acquisition module, removes sound signals from known devices inside the elevator car and at the landings, and then outputs the separated sound sources; a voice separation module, which receives the sound sources output by the voice signal pre-cancellation module, separates human voices from ambient sounds, and outputs the processed sound signals; and an intelligent volume adjustment module, which adjusts the volume of voice announcements and multimedia devices inside the car or at the landings, so that the ratio of passenger conversation voices to ambient volume reaches a preset range. This invention can detect and separate passenger conversation voices from numerous sound sources in the car and at the landings, obtaining feedback directly related to passenger conversation behavior. Based on this feedback, the volume adjustment strategy is more accurate and adaptable to different scenarios.

The present invention discloses a mining video broadcasting system and operating method, comprising a control terminal and multiple multimedia devices. The control terminal is installed in an aboveground dispatch room. The multimedia devices are installed in the shaft and are adapted to communicate with the control terminal. The control terminal is adapted to transmit information to the multimedia devices in a variety of ways, including: designated transmission, in which the control terminal is adapted to transmit information to a designated multimedia device; sequential transmission, in which the control terminal is adapted to transmit information to multiple multimedia devices in a specific order; and network-wide synchronous transmission, in which the control terminal is adapted to transmit information to all multimedia devices simultaneously. The system enables efficient and secure information transmission and has a comprehensive fault detection and alarm mechanism, thereby improving the safety of underground operations and the flexibility of real-time scheduling.

The invention belongs to the technical field of sound systems, and discloses a sound guide device and sound amplification equipment. The sound guiding device comprises a shell and a sound dividing structure, the shell is provided with a sound inlet and a sound outlet, the sound inlet of the shell is used for directly facing a loudspeaker, the sound outlet of the shell is used for directly facing a sound playing port of multimedia equipment, and the sound inlet is communicated with the sound outlet through a sound guiding channel in the sound wave propagation direction; the sound dividing structure is arranged in the sound guiding channel and divides part of the sound guiding channel into at least two flow dividing channels in the first direction, and the first direction is perpendicular to the extending direction of the sound dividing structure. According to the sound guide device, the medium-high frequency energy loss of sound waves is greatly reduced, and the condition that the medium-frequency peak value is prominent can be effectively reduced by sound wave shunting, so that a flatter sound wave frequency response curve is obtained, and the sound output effect and the sound output quality of the sound amplification equipment are further improved.

The utility model discloses an adjusting assembly for multimedia equipment installation, which relates to the technical field of equipment installation and comprises a fixed seat, a fixed pipe is fixedly arranged in the middle of the upper surface of the fixed seat, and a flat rope is arranged in the fixed pipe in a penetrating manner. By arranging the fixing seat and arranging the mounting seat below the fixing seat, multimedia equipment such as a projector and the like can be clamped and mounted through the mounting seat, the fixing pipe is arranged above the fixing seat, the flat rope is arranged in the fixing pipe, and the flat rope can be fixed through the fixing rings at the two ends of the flat rope and the expansion bolts. The fixing pipe can slide in the middle of the flat rope, so that the distance between multimedia equipment such as a projector and a curtain can be conveniently adjusted, adjustable pressing seats are arranged at the four corners of the fixing seat, and the pressing seats can be tightly pressed above the fixing seat, so that the flat rope is tightened; the multimedia equipment is convenient to install and adjust, and meanwhile the problem that the device interferes with bolt installation is solved.

A method, apparatus, device, storage medium, and program product for interaction are provided. The proposed method includes: receiving a first touch operation configured to trigger the execution of a first process on a first multimedia device; displaying first prompt text and a first control on a first interface, wherein the first prompt text indicates the execution of the first process on the first multimedia device; and, in response to a second touch operation on the first control, displaying a first interface element on the first interface, the first interface element configured to indicate the progress of the execution of the first process on the first multimedia device.

The application discloses a multimedia unified management and control method and system based on an edge computing node, relates to the technical field of multimedia management and control, and is used for solving the problems of insufficient resource utilization and slow resource response during multimedia cluster management and control. The method comprises the following steps: deploying an edge computing node cluster in a physical area, building a gallery trace network for the edge computing node cluster, marking the gallery trace network according to the importance, updating the gallery proportion value of the gallery node based on the marking result, constructing a multi-layer biomimetic management and control protocol stack, associating a plurality of multimedia devices and the edge computing node cluster, broadcasting the device state vector of the multimedia device by the multimedia device, making a management and control decision by the edge computing node cluster after capturing, performing neighbor node cross verification and information inquiry on the multimedia device in the management and control decision, selecting resource recruitment in the gallery trace network based on the verification and inquiry result, obtaining a demand resource management and control multimedia device, and realizing efficient multimedia unified management and control.

The application discloses a kind of based on the dynamic visualization interactive display system of document of Unity engine, comprising: document analysis module, it is used to parse Word document and is converted into JSON data structure recognizable to Unity engine;Visual display module, it is used to convert the data obtained by parsing Word document into visual dynamic multimedia content;Interactive experience module, it is used to trigger the playing of dynamic multimedia content according to the operation instruction input by exhibition terminal device;Extension integration module, it is used to link dynamic multimedia content with the multimedia device of exhibition in real time.The application compared with prior art, solve the problem that static Word document format data is difficult to realize dynamic visualization interactive display at low cost.

Aspects of the disclosed technology provide solutions for controlling multiple displays (e.g., multiple display devices, multiple displays on a media device, etc.) using a remote control device. An example method can include receiving an image of a plurality of display devices. The method can include steps for analyzing the image to determine locations of the plurality of display devices, assigning a code specific to each of the plurality of display devices based on the image, and transmitting the code to a remote control. The code enables the remote control to independently operate each of the plurality of display devices.

The invention relates to the technical field of multimedia projectors, and discloses a computer-aided multimedia device and method for college informatization education, and the device comprises a projector body, the middle part of the outer wall of the projector body is fixedly sleeved with a telescopic bracket, and the middle part of the rear side of the telescopic bracket is fixedly connected with an extension seat. A first guide ball is fixedly connected to the middle of the top end of the telescopic bracket, a suspender is fixedly connected to the top end of the first guide ball, and a top seat is fixedly connected to the top end of the suspender and fixedly connected to the top wall of the classroom through bolts. The computer-aided multimedia device further comprises a cleaning assembly which is arranged at the top end of the extending base, and then it is guaranteed that after the college informatization education progress and dust cleaning are completed, under the effect of a clutch, the cleaning end of the double-end motor is braked and stopped, the cooling fan operates normally, heat generated when the projector body works is dissipated in time, and the effect of dust removal is achieved. And the normal working state of the projector body is ensured.

Systems, methods, devices and non-transitory, computer-readable storage mediums are disclosed for the tracking of interacting hands using a sensor of a wearable multimedia device. In an embodiment, a method comprises: obtaining, with a sensor of a wearable multimedia device, a first frame of two-dimensional (2D) image data and a second frame of three-dimensional (3D) depth data; determining multiple hand regions in the first frame of 2D image data; determining a location of each hand region in the first frame of 2D image data; detecting at least one landmark in each detected hand region; generating a confidence score for each landmark detected in each detected hand region; determining 3D world coordinates for each landmark that is visible in the first frame of the 2D image data; tracking each landmark in 3D world coordinates; and determining an interaction with the hands based on the tracking of each landmark in 3D world coordinates.

1. The name of the design product: electronic device with car extended warranty service graphical user interface. 2. The use of the design product: the design product is used in an electronic device for mobile phones, notebook computers, tablet computers, desktop computers, vehicle-mounted multimedia devices, vehicle-mounted navigation devices, car machines, televisions, smart watches. 3. The design points of the design product: the interface content displayed on the screen of the electronic device. 4. The picture or photo that best indicates the design points: front view. 5. The use of the graphical user interface: the graphical user interface is used to display the information management of the car extended warranty service of the electronic device, the front view displays the main interface of the electronic device with the car extended warranty service graphical user interface, interface change state figure 1 displays the interface content after clicking the "buy now" button in the front view, interface change state figure 2 displays the interface content after clicking the "buy now" button of the extended warranty service in the interface change state figure 1, interface change state figure 3 displays the interface content after clicking the "purchase" button in the interface change state figure 2, interface change state figure 4 displays the interface content after clicking the "confirm" button in the interface change state figure 3. 6. Other circumstances that need to be explained: the rear view, left view, right view, top view and bottom view are common designs, so they are omitted.

This disclosure relates to a method, system, electronic device, and storage medium for evaluating playback performance. The method includes: sending test data to a multimedia device, wherein an evaluation device establishes a communication connection with the multimedia device; acquiring output information corresponding to the multimedia device; the output information includes information presented by the multimedia device when playing the test data; and the output information is used to evaluate the playback performance of the multimedia device. Through this disclosure, the evaluation device controls the multimedia device to play the test data and acquires the output information of the multimedia device when playing the test data. The rich output information is used to evaluate the multimedia playback performance of the multimedia device, and the evaluation result can reflect the true playback performance of the multimedia device.

According to the network sharing management equipment and the display system provided by the embodiment of the invention, the system control module acquires the condition of each target external multimedia equipment accessed to the network sharing management equipment in real time, and the distribution demand with high priority is preferentially met, so that the network bandwidth provided by the network connection equipment can be effectively utilized, and the user experience is improved. According to the operation state of each multimedia device connected with the system control module, the network bandwidth is dynamically allocated, so that the network bandwidth allocation of the network sharing management device is more flexible, and the utilization of the network bandwidth provided by the network connection device is more sufficient.

The invention relates to a guide mechanism for movement of a writing board and a multimedia device, and belongs to the technical field of display equipment, the guide mechanism comprises a guide part and a sliding part, a trigger assembly is arranged on an extension path of the guide part, the sliding part is slidably connected with the guide part, and the sliding part is connected with the writing board through a connecting rod assembly; when the sliding part slides along the guide part, the writing board is driven to generate displacement parallel to the sliding direction of the sliding part; when the sliding part slides to the position where the trigger assembly is located, the trigger assembly is connected with the connecting rod assembly, the connecting rod assembly is driven to act, and the writing board is driven to generate displacement with a transverse component relative to the sliding direction of the sliding part. And space redundancy and waste are caused by coexistence of two independent devices.

The utility model discloses a vehicle-mounted display screen, multimedia equipment and an automobile, and the vehicle-mounted display screen comprises a glass cover plate, an appearance rear shell, a backlight plate and a liquid crystal panel, a cavity is formed in the appearance rear shell, an opening communicated with the cavity is further formed in the appearance rear shell, the backlight plate and the liquid crystal panel are arranged in the cavity through the opening, the backlight plate is in glue joint with the inner wall of the appearance rear shell, the glass cover plate is arranged at the opening to seal the opening, and the liquid crystal panel is arranged on the glass cover plate. One side face of the liquid crystal panel is in glue joint with the inner side wall of the glass cover plate, and the backlight plate is located on the side, away from the glass cover plate, of the liquid crystal panel. According to the vehicle-mounted display screen, an iron frame structural member in the prior art is omitted, and the backlight plate is directly glued with the appearance rear shell, so that the space occupied by the iron frame structural member in the appearance rear shell can be saved, the thickness of the appearance rear shell is reduced, the weight of the iron frame structural member is reduced, and the vehicle-mounted display screen is lighter and thinner.

The application discloses a kind of vehicle air conditioner control adjustment methods, comprising: obtaining the playing data of vehicle multimedia device, the playing data includes one or more combinations of playing audio, playing video or playing image;Respectively to the playing data is handled to generate the sentiment weight value of playing data;According to the sentiment weight value of playing data, the semantic weight value corresponding to the semantic sentiment of vehicle multimedia semantic sentiment is generated;According to the preset weight value control rule and semantic weight value, determine the current semantic emotion mode of vehicle multimedia, and according to the semantic weight value, control the air conditioning temperature value and air volume in vehicle.The application also discloses a kind of vehicle air conditioner control adjustment system and computer equipment.By using the application, the air conditioning temperature and air volume of vehicle can be controlled according to the semantic emotion of vehicle multimedia, so that the passengers in vehicle can be immersed in different temperature changes along with the emotional semantics of multimedia playing.

The utility model relates to a foot pad supporting structure, a shell and electronic equipment, and belongs to the technical field of multimedia equipment. The foot pad supporting structure comprises a shell wall and a supporting piece, a groove is formed in the shell wall, a boss is arranged on the side wall of the groove, and the boss is arranged in the circumferential direction of the groove in a surrounding mode; the supporting piece is assembled on the shell wall and comprises a supporting part and a clamping part which are connected, the supporting part is arranged on one side of the boss, at least part of the supporting part protrudes out of the groove, and part of the clamping part is arranged on the side, away from the supporting part, of the boss. According to the foot pad supporting structure, the shell and the electronic equipment provided by the invention, the problem that a supporting foot pad is insufficient in weather resistance and is easy to separate and fall off in a use process in the prior art is at least solved.

The present application relates to the technical field of Internet of Things and multimedia communication, and particularly relates to a multimedia device centralized control method based on Internet of Things, which comprises the following steps: realizing heterogeneous device access by dynamically analyzing protocols through an Internet of Things gateway; collecting multi-source data by using an edge computing node, and detecting anomalies by Kalman filtering fusion and an isolated forest model; generating a dynamic control strategy based on an LSTM neural network and a scene rule base, realizing audio and video stream synchronous switching and resolution adaptive adjustment; guaranteeing control delay by hierarchical caching and a time-sensitive network protocol stack; and supporting multi-terminal control and implementing hierarchical authority management through a role authority matrix. The present application solves the problems of heterogeneous device compatibility difficulty, control real-time deficiency and extensive security management, and effectively improves the collaborative efficiency, response speed and use safety of multimedia devices.

The invention provides a multimedia equipment multi-period control method and system based on historical data analysis, and relates to the field of multimedia control. The method comprises the following steps: acquiring position information and weather forecast information of multimedia equipment; screening a reference playing record; determining an emotion regulation demand coefficient of the user; obtaining a multimedia content recommendation list; determining an emotion regulation confirmation coefficient of the user; determining whether the multimedia content recommendation list needs to be adjusted; obtaining an adjusted multimedia content recommendation list; and controlling the multimedia equipment to play. According to the method and the device, the emotion adjustment demand coefficient and the emotion adjustment confirmation coefficient can be determined by referring to the position information and the weather forecast information so as to judge whether the user needs to adjust the emotion at present, and if so, the playlist can be adjusted, the recommendation quantity of the injured music can be reduced, or the recommendation ranking of the injured music can be reduced. The possibility of continuously influencing the emotion of the user is reduced, and the emotion of the user can be adjusted.

1. The name of the design product: Bluetooth headset (G11). 2. The use of the design product: for connecting multimedia devices, playing audio. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

1. The name of the design product: Bluetooth earphone center control (WH110). 2. The use of the design product: used for Bluetooth earphone center control parts, used for connecting multimedia devices, playing audio. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: assembly 1 perspective view. 5. Other circumstances that need to be explained: among them, component 1 is the right center control of the earphone center control, and component 2 is the left center control of the earphone center control.

1. The name of the design product: intelligent set-top box (KD982). 2. The use of the design product: used as a multimedia device, such as connected with network set-top box, network player, TV set-top box, digital TV set-top box, router, gateway, etc., to realize data transmission. 3. The design points of the design product: the combination of the overall design shape and the texture of the product. 4. The picture or photo that best indicates the design points: perspective view.