42 results about "Multimedia system" patented technology

1. Name of the product in this design: Agricultural Machinery Multimedia System Terminal (AV-151E). 2. Purpose of this design: for entertainment, vehicle equipment control and communication in various agricultural vehicles. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key features: the front view.

Voice control method, multimedia system, vehicle, and storage medium. This method includes performing semantic analysis on a received target voice command to obtain a semantic analysis result (S101), when the semantic analysis result matches a preset keyword, responding to the target voice command by using the application corresponding to the preset keyword (S102), when the semantic analysis result does not match the preset keyword, determining a target service type according to the semantic analysis result and obtaining an application list corresponding to the target service type (S103), determining a recommended application from the application list by using a first recommendation policy (S104), and responding to the target voice command by using the recommended application (S105).

Solutions for intelligent allocation of internet protocol (IP) multimedia system (IMS) resources include: receiving, at a first node, over a wireless network, a request from a client device for a data traffic session passing through an internet protocol (IP) multimedia subsystem (IMS), the client device connected to the wireless network via an air interface; determining, by the first node, a priority of the client device for receiving enhanced services for the data traffic session, the enhanced services requiring a higher bandwidth than non-enhanced services; based on at least the priority of the client device and (in some examples) loading of the wireless network, determining whether the enhanced services are to be allocated for the data traffic session; and based thereon instructing the client device to use non-enhanced services for the data traffic session.

The utility model relates to a communication system and a vehicle information entertainment device. The utility model relates to a vehicle-mounted communication system in a vehicle, which comprises a plurality of different areas, and each area comprises a multimedia system. The communication system is connected to the multimedia system and includes a radio communication module including a radio transceiver to estimate a location of a mobile device and infer therefrom a zone associated with the device, the zone having a minimum distance to the location, a control module configured to control the radio communication module to communicate with the mobile device. The control module is configured to connect the mobile device to the multimedia system of the associated zone if the distance is less than a first threshold and only if no other device has connected to the multimedia system of the associated zone, and then disconnect the connection of the device if the distance is greater than a second threshold, and disconnect the mobile device to the multimedia system of the associated zone if the distance is less than a second threshold. Wherein the second threshold value is greater than the first threshold value.

The application discloses a media data synchronization method, device, system and storage medium, comprising: when receiving a media data change notification issued by a production end, triggering an incremental query operation based on a preset debouncing mechanism and a preset time window to obtain a local media record; obtaining new media records with identifiers greater than the processed identifiers from a preset media database according to the processed identifiers in the local media record; double filtering the new media records, and analyzing the filtered media records to synchronize the analyzed media information objects to a media display interface. Compared with the current media content synchronization scheme which cannot timely present cross-application media content synchronization, the application realizes millisecond-level real-time synchronization of cross-application media content in a vehicle-mounted multimedia system through an event-driven synchronization mechanism, debouncing and merging processing, incremental query and double filtering strategies, while greatly reducing system resource consumption.

The present application relates to a method for operating a multimedia system in which a key sequence is encoded into a multimedia stream in order to generate a modified multimedia stream, the key sequence comprising a predefined sequence of numbers. The modified multimedia stream with the encoded key sequence is transmitted to a remote processing entity for remote processing of the modified multimedia stream, and the multimedia stream is received from the remote processing entity. It is determined whether the received multimedia stream includes the encoded key sequence, where in response to determining that the received multimedia stream does not include the encoded key sequence, the multimedia system uses a locally processed multimedia stream that is locally processed within the multimedia system for output of the multimedia system.

The invention belongs to the technical field of special vehicles, and particularly relates to a motorized communication command vehicle which is characterized by comprising a vehicle carrying platform subsystem which comprises a vehicle refitting part and a vehicle chassis; the electronic information subsystem comprises an image system and is used for realizing real-time acquisition of field images and environment information; the voice communication system is used for interconnecting and intercommunicating the voice subsystems; the video conference system realizes a real-time conference demand function; the multimedia system is used for connecting all devices in the vehicle through the centralized control system; the communication-in-moving system is provided with a communication-in-moving antenna, and real-time image and audio information is accessed to a fire fighting network through establishment of a satellite link; the comprehensive guarantee subsystem comprises a power supply system and an environment guarantee system; a safety system includes an installed electrical safety device and a protective device. According to the invention, monitoring and command communication of large-scale events and activity sites can be guaranteed, and a mobile monitoring and command center is constructed.

The invention relates to a method for identifying and authenticating a user profile, which makes it possible to use a connected service on a multimedia system loaded on a motor vehicle (2), the multimedia system comprising a memory (221) comprising a user profile for a portable device (5) in the memory, the vehicle comprising a first communication device for communicating with a remote server (3) comprising a memory (222) and a second communication system for communicating with the portable device, the portable device (5) comprising a memory, the method comprising a detection step of detecting the presence of a portable device (5), if a portable device (5) is detected, the method comprising a reception step of receiving authentication information, a transmission step of transmitting the authentication information to the remote server, a verification step of verifying the authentication information, and if the authentication information is compliant, a reception step of receiving, by the multimedia system, a use validation of the user profile.

Aspects provided herein provide methods, systems, and a non-transitory computer storage media storing computer-useable instructions for SMS device handling in a network is provided. The method comprises determining a communication capable equipment (CCE) is attempting to connect through a public land mobile network (PLMN) associated with a base station. The method further comprises querying a short-message-service (SMS)-only PLMN table indexed by a PLMN identifier, and determining that the PLMN is included in the SMS-only PLMN table. Based on determining that the PLMN is included in the SMS only PLMN table, communicating an SMS-only connectivity request with an SMS bearer without an internet protocol multimedia system (IMS) bearer or a default data bearer.

This application provides a call interception method, apparatus, electronic device, storage medium, and program product, relating to the field of communications. The method includes: receiving an inter-network INVITE message and obtaining the calling number carried in the INVITE message; then, performing a domain selection query on the calling number through a Home Subscriber Server (HSS) to determine whether the calling number is in the IP Multimedia System (IMS) domain; then, if it is determined that the calling number is not in the IMS domain, determining whether to intercept the current call based on the calling number's idle / busy status and the Visitor Location Register (VLRID) corresponding to the calling number; then, if it is determined that the calling number is in the IMS domain, determining whether to intercept the current call based on the calling number's idle / busy status and the calling and called number information. This application embodiment can effectively avoid missed or false caller ID blocking, greatly improving the accuracy of inter-network spoofing caller ID interception.

Aspects provided herein provide methods, systems, and a non-transitory computer storage media storing computer-useable instructions for SMS device handling in a network is provided. The method comprises determining a communication capable equipment (CCE) is attempting to connect through a public land mobile network (PLMN) associated with a base station. The method further comprises querying a short-message-service (SMS)-only PLMN table indexed by a PLMN identifier, and determining that the PLMN is included in the SMS-only PLMN table. Based on determining that the PLMN is included in the SMS only PLMN table, communicating an SMS-only connectivity request with an SMS bearer without an internet protocol multimedia system (IMS) bearer or a default data bearer.

The invention relates to computing and to multimedia systems and can be used for professionally training vocal performance technique. The claimed voice modification method includes saving sets of parameters, each of which characterizes the notes of a target melody. Simultaneously with the musical accompaniment of the notes of the target melody, the voice signal of a singer is input. Processing is carried out on the singer's voice signal, providing for the creation of a modified frame of an output voice signal of the singer, the notes of the target melody, a contour of the instantaneous fundamental frequency of the singer's voice and an output fundamental frequency contour. The modified frame of the output voice signal is mixed with the musical accompaniment of the target melody and these are output to a speaker. In addition, using a central processor, the notes of the target melody, the contour of the instantaneous fundamental frequency of the singer's voice and the output fundamental frequency contour are output to the screen of a monitor. The method makes it possible to increase temporal resolution in the evaluation of the instantaneous fundamental frequency and to reduce latency in the processing and modification of the singer's voice.

The invention relates to a multimedia system of a motor vehicle, comprising an audio source with audio content, an acoustic playback assembly, and an optical reproduction assembly, wherein the optical reproduction assembly has a plurality of lighting elements which are spatially distributed in the motor vehicle interior, wherein the respective position of the lighting elements is defined relative to a vehicle coordinates system, wherein a data processor is provided which is configured to extract spatial information from the audio content, wherein the data processor controls the optical reproduction assembly on the basis of the audio content and the spatial information in order to generate spatial light effects in conjunction with the audio content.

A multimedia system for a motor vehicle is described, comprising an audio source with audio content, an acoustic playback arrangement, and an optical playback arrangement, wherein the optical playback arrangement has a plurality of luminous elements spatially distributed throughout the vehicle interior, the respective position of the luminous elements being defined relative to a vehicle coordinate system, wherein a data processor is provided which is configured to extract spatial information from the audio content, and wherein the data processor controls the optical playback arrangement on the basis of the audio content and the spatial information to generate spatial lighting effects in connection with the audio content.

The invention discloses a multi-mode input conflict resolution method and system for a vehicle-mounted multimedia system, and relates to the field of vehicle control, and the method comprises the steps: collecting an input event composed of at least two input sources from touch input, voice input, knob input and key input; the input event is subjected to packaging standardization processing, and the packaging standardization processing comprises an input source, an action type, a timestamp and context information corresponding to the input event; acquiring context information corresponding to the input event and a preset priority strategy for processing the input event; performing arbitration according to the context information of the corresponding input event and a preset priority strategy for processing the input event, and determining an execution sequence of the input event; obtaining a current input event according to the determined execution sequence of the input events; and updating and synchronizing the global state machine according to the current input event.

This application provides a multimedia system startup method, electronic device, and vehicle, applied in the field of multimedia system control technology. When it is determined that the vehicle is powered off and the vehicle's sentry mode is activated, external image information around the vehicle is acquired. When it is determined that the external image information includes human information and a vehicle unlock command is received, the multimedia system is controlled to execute a pre-start strategy. Then, internal vehicle information is acquired, and in response to the internal information meeting preset startup conditions, the multimedia system is controlled to execute a full-function startup strategy. Thus, even when the user has not entered the vehicle and the vehicle has not been started, the multimedia system is controlled to execute the pre-start strategy in advance. After further confirming that the vehicle has started, only all functions in the multimedia system other than basic functions need to be activated, greatly shortening the time required to start the multimedia system after the vehicle has started, ensuring that the problem of the multimedia system failing to respond in time even when the vehicle has started is not encountered.

The utility model discloses a digital exhibition interaction device based on human body induction, which comprises a multimedia display screen, an upper computer, a lower computer, a plurality of touch devices and a plurality of conductive objects, the touch device is directly installed on a corresponding conductive object or connected with the corresponding conductive object through an extension wire, the touch device is in signal connection with the lower computer, the lower computer is in signal connection with the upper computer through a communication connecting line, and the upper computer is in signal connection with the multimedia display screen. According to the utility model, human body signals are received from a touch device or a conductive object outside the multimedia display screen without being in direct contact with the multimedia display screen, and connection and transmission are carried out through electronic signal cables such as the extension lead, the communication connecting line and the like; the system has the complex surface environment self-adaptive capacity to complete non-planar three-dimensional space interaction, the application range is wide, and the problem that an existing multimedia system is difficult to achieve accurate touch positioning in a three-dimensional space is solved.

The application relates to a method for operating a multimedia system with encoding a key sequence into a multimedia stream in order to generate an amended multimedia stream, the key sequence comprising a predefined sequence of numbers. The amended multimedia stream with the encoded key sequence is transmitted to a remote processing entity for a remote processing of the amended multimedia stream, and a multimedia stream is received from the remote processing entity. It is determined whether the received multimedia stream includes the encoded key sequence, wherein in response to determining that the received multimedia stream does not include the encoded key sequence, the multimedia system uses, for an output of the multimedia system a locally processed multimedia stream processed locally within the multimedia system.

The invention is classified in the field of audio player engineering, namely multimedia system, and is applicable to audio file reproduction. The technical effect of the invention is in expanding its functionality and versatility, interactivity and user engagement. The mechanical multimedia audio player is characterized by having a housing, which houses a mechanically driven generator connected to each other, a curved handle rigidly connected to the shaft of the generator, a voltage limiter, a power converter, a charging port, a memory card reader, an amplifier, an audio speaker, a display, a control board, a microcontroller, a switchboard, an audio player and a mixer.

The application relates to an audio-video synchronization detection method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring test audio and corresponding text including at least one target character; generating a synchronization audio-video file used for synchronously playing the text and the test audio; inputting first audio data and first video data in the synchronization audio-video file into a multimedia system to output second audio data and second video data; performing character recognition on a video corresponding to the second video data to obtain first time information of each target character appearing in the corresponding video; performing speech recognition on audio corresponding to the second audio data to obtain second time information of pronunciation of each target character appearing in the corresponding audio; comparing the difference between the first time information and the second time information to obtain an audio-video synchronization detection result based on the difference. The method can quantize the audio-video synchronization detection result.

The application discloses a voice control method, a multimedia system, a car and a storage medium. The method comprises the following steps: performing semantic analysis on a received target voice instruction to obtain a semantic analysis result; if the semantic analysis result matches a preset keyword, an application program corresponding to the preset keyword is used to respond to the target voice instruction; if the semantic analysis result does not match the preset keyword, a target business type is determined according to the semantic analysis result, an application program list corresponding to the target business type is obtained, a first recommendation strategy is used to determine a recommended application program from the application program list, and the recommended application program is used to respond to the target voice instruction. The method can use the recommended application program to respond to the target voice instruction, meet user preferences and improve user retention rate.

The invention relates to the field of information technology and multimedia systems, and more particularly to methods and systems for creating personalized audio and visual accompaniment to reading written content, listening, inter alia to speech, or other ways of consuming content. The technical result consists in significantly shortening learning time, increasing reading and listening speed, improving comprehension and recall of a read text, and increasing the user's concentration. A system for creating interactive audio and video accompaniment to reading, listening, narrating or other ways of consuming content comprises a data input module, a data preprocessing module, a data analysis and interpretation module, a synchronization module, a physiological data module, an environmental data module, a data combining module, an audio and video accompaniment generating module, an enhancement module, an external device integration module, a personalization and settings module, a feedback and self-learning module, a collaboration module, and an audio and visual accompaniment display module.

The invention discloses a vehicle-mounted multimedia system supporting multi-screen interaction and content seamless circulation and a control method, and particularly relates to the technical field of vehicle-mounted multimedia. Frame clock signals, rendering time delay, interaction events and content situation characteristics of a main screen, an auxiliary screen and a rear-row display screen are accurately collected; the real-time monitoring and analysis of the time sequence and semantic state of the system are realized, the trend of time sequence-semantic dislocation coupling instability is dynamically evaluated and predicted by applying a drift operator and a semantic deviation operator in combination with a weighting formula, a self-correction mechanism is started based on the instability trend, the screen refresh phase and frame synchronization proportion is dynamically adjusted, and the stability of the system is improved. And on the basis of the recovered historical behavior track and the current state code, a context inheriting semantic path is effectively reconstructed, semantic coherence in the interaction process is ensured, a generated comprehensive control instruction is broadcasted to all screen nodes through a central control bus, and seamless collaboration of content and interaction operation among multiple screens is ensured.

The application discloses a semantic masking image transmission method based on uncertainty perception in a bandwidth-limited wireless channel, which guides pixel-level masking generation and content adaptive transmission by jointly modeling semantic uncertainty, model prediction uncertainty and structural uncertainty; key information and structural regions are reserved through a structure alignment stripe masking strategy, and recoverable regions are recovered through a generative reconstruction model, thereby effectively improving the quality of image reconstruction. Through optimization of each link of image transmission under the framework of uncertainty perception, the application can efficiently and accurately transmit image content in a bandwidth-limited and unstable channel wireless communication environment, significantly improves the image reconstruction quality, and promotes the application of semantic communication in mobile multimedia systems.

1. Name of the product in this design: In-vehicle display screen with graphical user interface for viewing vehicle multimedia information. 2. Purpose of this design: This product is used in an in-vehicle entertainment multimedia system for video playback, photo browsing, and Bluetooth music playback. 3. The key design features of this product are the graphical user interface content of the display screen panel. 4. Images or photos that best illustrate the design points: Interface change state diagram 6. 5. Because it is designed for use within an in-vehicle information screen, the left view, right view, top view, bottom view, and rear view are omitted. 6. Uses of the graphical user interface: In-vehicle entertainment multimedia system for video playback, photo browsing, and Bluetooth music playback, enabling human-computer interaction. Users can control the vehicle via the touchscreen panel. Clicking on an image or video in the main view will lead to interface state 1; clicking on an image in interface state 1 will lead to interface state 2; clicking on any image in interface state 2 will lead to interface state 3; clicking on the video icon at the bottom of interface state 3 will lead to interface state 4; clicking the back icon in interface state 4 will lead to interface state 5; clicking "Play All" in interface state 5 will lead to interface state 6; and clicking the sound effects settings icon in the upper right corner of interface state 6 will lead to interface state 7. 7. Other situations requiring explanation: It should be noted that the white color block in the interface change state diagram, the orange color block in interface change state diagram 3, and the semi-transparent mask in interface change state diagram 4 are all variable content.

This invention provides a multimedia system and a multimedia operation method. The multimedia system includes a signal encoder, a screen, multiple speakers, a processor, and an amplification circuit. The signal encoder encodes image signals, audio signals, and audio enhancement signals to provide multimedia signals. The image signals are divided into multiple region image signals based on multiple display areas. The audio signals include multiple region audio signals corresponding to the multiple region image signals. The processor extracts the image signals, the multiple region audio signals, and the audio enhancement signals from the multimedia signals and controls the screen to display the image signals. The amplification circuit responds to the audio enhancement signals to adjust the multiple region audio signals and provides the adjusted multiple region audio signals to the multiple speakers.

1. Name of the product in this design: Immersive graphical user interface for charging and discharging electronic devices. 2. Intended use of this design: for use in an electronic device. 3. The key design features of this product are its graphical user interface content. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. Design 1 is designated as the basic design. 6. Purpose of the graphical user interface: The graphical user interface of this design is used for charging and discharging interaction in products such as automobiles. In designs 1 and 2, the interface shown in the main view is the immersive interface when the user plugs the charging gun into the car. While charging, the user can click the karaoke button on the in-vehicle multimedia system to switch the interface to the karaoke interface shown in Figure 1. When fully charged, the interface changes to the interface shown in Figure 2. In Design 3, the interface shown in the main view is the immersive interface when the user plugs in the charging gun to charge the car. While charging, the user can click the karaoke button on the in-vehicle multimedia system to switch the interface to the karaoke interface shown in the changing state diagram 1. If the user re-plugs in the charging gun, the interface changes as shown in the changing state diagram 2. In Design 4, the interface shown in the main view is the immersive interface when the user plugs in the charging gun to charge the car. When charging, the user can click the karaoke button on the in-vehicle multimedia system to switch the interface to the karaoke interface shown in the change state diagram 1. If the user re-plugs in the charging gun and the charging gun malfunctions, the interface changes as shown in the change state diagram 2. In Design 5, the interface shown in the main view is the immersive interface when the user plugs the charging gun into the car. While charging, the user can click the karaoke button on the in-vehicle multimedia system to switch the interface to the karaoke interface shown in the changing state diagram 1. If the charging fails, the interface will change to the state shown in the changing state diagram 2. In designs 6 and 7, the interface shown in the main view is the immersive interface when the user plugs in electrical equipment to discharge in the car. When discharging, the user can click the karaoke button on the in-vehicle multimedia system to switch the interface to the karaoke interface shown in the changing state diagram 1. When the power is discharged to the user-set value, the interface changes to the interface shown in the changing state diagram 2. In Design 8, the interface shown in the main view is the immersive interface when the user plugs in the electrical equipment to discharge in the car. When discharging, the user can click the karaoke button on the in-vehicle multimedia system to switch the interface to the karaoke interface shown in the change state diagram 1. If the user plugs in the charging gun, the interface changes as shown in the change state diagram 2. In Design 9, the interface shown in the main view is the immersive interface when the user plugs in electrical equipment to discharge in the car. During discharge, the user can click the karaoke button on the in-vehicle multimedia system to switch the interface to the karaoke interface shown in the change state diagram 1. If the discharge is abnormal, the interface changes as shown in the change state diagram 2. 7. Other situations requiring explanation: Other explanation: Designs 2 and 7 for which protection is sought include color. The "X" in the interface is a character.

The invention relates to a vehicle (V) comprising a communication module (MC) able to use two telecommunication identifier cards, one telecommunication identifier card (VCA) relating to a subscription of the manufacturer of the vehicle (V) and the other telecommunication identifier card (UCA) relating to a subscription of the user, the vehicle (V) comprising a trusted execution environment (TEE) hosting security functions, and a multimedia system execution environment (EESM) hosting a part of the communication module (MC), the trusted execution environment (TEE) comprising a supervision module (MS) monitoring the connection between the vehicle (V) and a remote management server (SG) for managing the vehicle (V).

A method is described and includes receiving by a query planner agent of a query response system a user query comprising a request for a response; determining a type of the received user query; identifying one of a plurality of response modules comprising the query response system based on the determined type of the received user query; and forwarding the received user query to the identified one of the plurality of response modules. In example embodiments, the determined type of the received user query comprises one of a lexical query, a categorical query, an explanatory query, and a multistep query, each of which is routed to a different response module.

An automatic channel searching method of a radio and a vehicle-mounted multimedia system, comprising: when the radio starts to search channels, reading parameter information of each radio in sequence according to frequency, listing the radio whose parameter information satisfies a corresponding first condition into an effective radio list, the first condition being related to an effective threshold value corresponding to the radio; listing the radio stations of which the parameter information meets a corresponding second condition into a suspected effective radio station list, wherein the second condition is related to an invalid threshold value of the radio station; radio stations in the suspected effective radio station list are sequentially judged, if the radio stations are judged to be effective radio stations, the radio stations are added into the effective radio station list, and if the radio stations are judged to be invalid radio stations, the radio stations are abandoned; and providing the radio stations in the valid radio station list for listening. According to the method, all effective radio stations can be screened out, the threshold value can be dynamically adjusted, and the user experience is improved.