54 results about "Auditory effects" patented technology

The invention provides a control method and device of a vehicle-mounted external loudspeaker and a vehicle-mounted external loudspeaker system. The control method comprises the following steps that in response to starting of a vehicle-mounted loudspeaker box mode, the relative position relation between a user and a vehicle is obtained at a preset time interval, and the vehicle is provided with a plurality of vehicle-mounted external loudspeakers making sounds outwards; determining a target loudspeaker and a corresponding sound channel from the plurality of vehicle-mounted external loudspeakers at least based on the relative position relationship; and controlling each target loudspeaker to play the audio data of the corresponding sound channel. The invention provides a mode of taking the vehicle as a large mobile sound box capable of providing a surround sound field, and the provided surround sound field can be adjusted according to the relative position relationship between the user and the vehicle, so that the hearing effect of the user when using the vehicle-mounted sound box is improved, the application scene of the vehicle is expanded, and the user experience is improved.

The invention discloses a junior middle school English listening audio intelligent generation method based on a large model. The method comprises the following steps: S1, collecting junior middle school English listening test paper samples; s2, obtaining a labeled junior high school English listening test paper sample; s3, training the big language model based on the junior middle school English listening test paper samples subjected to text cleaning and labeling; s4, automatically classifying texts in the junior middle school English listening test paper samples by using the trained large language model; s4, respectively selecting different TTS timbres for the Chinese text and the English text; s5, obtaining an optimal auditory effect; s6, according to the structure of the junior middle school English listening test paper sample, organizing the synthesized Chinese audio and English audio according to the test paper structure to generate a complete listening audio test paper; and S7, storing the generated hearing audio material in a database. According to the invention, required hearing materials can be rapidly generated according to different teaching situations.

The utility model relates to a container used as a gift box, in particular to a container used for containing one or more objects, the container is provided with a main body and a top cover, the main body is provided with a bottom and a side wall, and the bottom and the side wall form a boundary structure facing the top cover; the utility model relates to a container having a connecting edge via which the main body and the cover are pivotally connected to each other, where the container is provided with a deployable statue reversibly transitionable from a compressed flat state to a three-dimensional deployed state, and means for producing a visual and / or auditory effect, and a means for producing a visual and / or auditory effect. Wherein the container has a foldable tab having at least five sections arranged side by side in a longitudinal direction, a first section covering an inner side of the top cover, a second section and a fifth section arranged atop each other and placed in the main body, the third section and the fourth section are arranged on top of each other and abut against the inner side, opposite to the connecting edge, of the side wall.

The invention provides an electronic device and an audio output method, and the electronic device comprises a connection unit which is used for being connected with a target device so as to obtain a sound signal outputted by the target device; the sound output unit is used for outputting the sound signal; the processing unit is used for determining output modes of the sound output unit and adjusting output parameters of the sound signals according to switching of the output modes of the sound output unit, so that the auditory effects of the sound signals in different output modes of the sound output unit meet matching conditions; the sound output unit comprises a plurality of different sound output modules, and the sound output unit outputs sound based on the different sound output modules in different output modes.

The present disclosure discloses a hearing effect calibration method and apparatus for an earphone, an electronic device, and a computer readable storage medium. The method is applied to an adjustment terminal of the earphone and comprises: acquiring hearing thresholds of a first user and a second user; calculating a hearing acuity parameter of the first user relative to the second user based on the hearing thresholds; acquiring a first gain adjustment amount set by the first user who had adjusted a gain of the earphone according to his / her own auditory effect; determining a product of the first gain adjustment amount and the hearing acuity parameter as a second gain adjustment amount; and determining a final gain value of the earphone for the second user based on the second gain adjustment amount.

This invention provides an earphone control method and earphones that can improve the perceived auditory effect. [Solution] The method includes: collecting a first audio signal with a feedforward microphone and a second audio signal with a feedback microphone 202; determining the current scene type of the external scene in which the earphone is located based on the first audio signal and acquiring a target effect audio signal corresponding to the current scene type 204; determining current frequency spectrum relationship information between the first audio signal and the second audio signal, and target frequency spectrum relationship information between the first audio signal and the target effect audio signal 206; and repeatedly adjusting the filter parameters of the earphone based on the current frequency spectrum relationship information and the target frequency spectrum relationship information 208, wherein the error between the newly collected second audio signal and the target effect audio signal is smaller than a predetermined error.

The invention provides an engine sound effect simulation method and device suitable for an electric vehicle, and belongs to the technical field of audio processing. The engine sound effect simulation method suitable for the electric vehicle comprises the following steps: receiving an electric vehicle operation simulation signal, and processing the electric vehicle operation simulation signal into a digital signal; continuously sampling a set number of times, and storing in a memory; the running signal value A is taken out by the storage and compared with the last running signal value B, the state of the electric vehicle is judged according to the difference value between the running signal value A and the last running signal value B, and the state of the electric vehicle comprises starting, deceleration, acceleration and / or the maximum speed; playing an engine sound effect corresponding to the user operation according to the state of the electric vehicle; and judging whether the vehicle is powered off, and if so, shutting down. The method has the advantages that the playing frequency and volume of the sound effect of the engine are controlled according to the size of the current electric vehicle operation analog signal, the most intuitive hearing effect is provided for passersby, and the warning effect is achieved.

A piezoelectric MEMS loudspeaker. The application discloses a MEMS structure, comprising: a substrate comprising an inner ring body and an outer ring body connected by a connecting rod, having a first cavity between the inner ring body and the outer ring body, and having a second cavity in the inner ring body; a piezoelectric composite vibration layer formed above the substrate, comprising an edge portion formed above the outer ring body and a center portion formed above the inner ring body, having a partition gap between the edge portion and the center portion. In summary, the piezoelectric MEMS loudspeaker provided by the application comprises an edge portion and a center portion, wherein the edge portion is used to generate a high-frequency sound pressure level, and the center portion is used to generate a low-frequency sound pressure level. The combination of the edge portion and the center portion makes the piezoelectric MEMS loudspeaker have a relatively flat sound pressure level frequency response curve with a wider range, thereby improving the auditory effect in the entire frequency band.

The utility model discloses a novel intelligent dazzle lamp sound box, which comprises a transparent sphere, an in-sphere magnet is arranged in the transparent sphere, a transparent outer shell is fixedly arranged on the outer surface of the lower end of the transparent sphere, a milky-white inner shell is arranged on the inner surface of the transparent outer shell, and a bottom shell is fixedly arranged on the outer surface of the lower end of the milky-white inner shell. And keys are arranged on the outer surface of the bottom shell. The novel intelligent dazzling light sound box provided by the utility model not only has the auditory effect of a stereo sound box, but also has the atmosphere dazzling light effect of a lamplight ornament, so that the omnibearing stereo feeling from auditory sense to visual sense is realized. By means of the magnetic attraction function, under rotation of the motor, the small magnets in the liquid are driven to rotate, the liquid is stirred, and dazzling colors of the liquid on the top are achieved under irradiation of the RGB lamp. Through the irradiation of the RGB lamps of the crystal ball sound equipment upper lamp panel and the crystal ball sound equipment lower lamp panel at the bottom, light rays irradiate on the milky white inner shell and then are transmitted to the transparent outer shell, so that the light rays are uniformly transmitted to the outer shell, and a bright light effect is realized.

A sound curve adjusting method, an LCD projector, a medium and a product relate to the projector field, and the method comprises the following steps: obtaining a first preset distance from a target projector to a target projection curtain, and obtaining a current picture size and a current definition of a picture projected by the target projector on the target projection curtain; calculating the maximum visual distance of the projection picture according to the current picture size, the current definition and a preset human eye vision range, and taking the maximum visual distance as a second preset distance; calculating the distance from the target projector to the target audience according to the first preset distance and the second preset distance to obtain a third preset distance; and matching a corresponding preset sound curve based on the third preset distance, and adjusting an output sound curve of the target projector according to the preset sound curve. By implementing the method, the auditory effect of the LCD projector can be improved.

The utility model discloses a column loudspeaker and an intelligent device, and the column loudspeaker comprises a housing which is provided with a plurality of full-frequency units and at least one high-frequency unit. The sound output normal of the at least one high-frequency unit and the sound output normal of the at least one full-frequency unit are arranged in different directions. In the above design, the housing is provided with a plurality of full-frequency units and at least one high-frequency unit, and the high-frequency unit can compensate the high-frequency loudness loss of the full-frequency units, thereby effectively improving the full-frequency effect, enabling the loudspeaking sound to have a stronger layering sense, and improving the sound quality. And the sound output normal of the high-frequency unit and the sound output normal of the full-frequency unit are arranged in different directions, so that sound transmission in a larger direction range can be realized, sound diffusion is stronger, namely, a sound field in a larger range is generated, the sound column loudspeaker has a better hearing effect, and a user can obtain better experience.

The invention discloses a circuit breaker mechanical state identification method based on an improved feature optimization algorithm, and relates to the field of noise signal optimization, and the method comprises the steps: S1, collecting circuit breaker closing sound signals in different mechanical states, and obtaining a plurality of signal samples; s2, extracting a Mel-frequency cepstrum coefficient MFCC and a gamma filter cepstrum coefficient GFCC of the plurality of signal samples by using a similar auditory effect filter bank, and mixing the MFCC and the GFCC into a combined cepstrum coefficient to obtain a preliminarily extracted circuit breaker closing sound signal feature vector p; s3, carrying out weighted optimization on the circuit breaker closing sound signal feature vector p by adopting LDA to obtain an optimized combined cepstrum coefficient pl, and carrying out dimensionality reduction on the optimized combined cepstrum coefficient by adopting a KPCA (Kernel Principal Component Analysis) algorithm; and S4, identifying the identification feature vector to complete the identification of the mechanical state of the circuit breaker.

An audio optimization method, device, system and medium. The method can be used in an artificial intelligence (AI) terminal. The method includes: receiving candidate audio sent by a device in a sound receiving group, the sound receiving group includes at least one device, the candidate audio is audio of at least one sound type in a target scene, the target scene is a scene corresponding to the environment where the device in the sound receiving group is located, and each of the sound types corresponds to at least one candidate audio; from a candidate audio set, determining a candidate audio corresponding to each of the sound types, the candidate audio set includes candidate audio sent by the device in the sound receiving group; performing audio fusion on the determined candidate audio to obtain audio after audio fusion. This method can improve the auditory effect of the audio and the user experience.

Disclosed are a device and method of reading assistance for arousing interest in reading. The device of reading assistance comprises: smart glasses which are worn by a user and which take images of a book the user is reading and pupils of the user who is reading, so as to generate corresponding image information; and a control unit which detects book-related information and a book part currently being read by the user on the basis of the generated image information, determines that a preset event has occurred if a preset word is included in content of the detected book part, and controls at least one of a visual effect and auditory effect corresponding to the event to be output.

The invention discloses an efficient heat dissipation intelligent sound box, and relates to the technical field of intelligent sound boxes, the efficient heat dissipation intelligent sound box comprises a sound box body, the outer surface of the sound box body is provided with a protection shell, and the outer surface of the sound box body is provided with a loudspeaker; a double-output-shaft motor is arranged on the inner side face of the loudspeaker box body, a linkage shaft is rotationally installed at the output end of the double-output-shaft motor, the connecting end of the linkage shaft is connected with an adjusting mechanism, a driving shaft is rotationally installed at the output end of the other end of the double-output-shaft motor, and the connecting end of the driving shaft is connected with a heat dissipation mechanism. The protection shell is made of carbon fibers and is used for protecting the sound box body. According to the efficient heat dissipation intelligent loudspeaker box, the lamplight body is adjusted through the arranged adjusting mechanism, different lamplight colors can be conveniently adjusted according to different music, and therefore the experience of personnel is improved, sound is played outwards through the arranged loudspeaker with the double-channel design, and therefore the sense of space is enhanced, and the auditory effect is improved.

The invention provides a cabin control method, an electronic system and a vehicle, relates to the technical field of electronic control, and aims to enable a user to more vividly experience media resources in a cabin from the dimensions of vision, hearing and the like and meet various experience requirements of the user. According to the method, a vehicle can obtain posture information corresponding to different postures of a user and render images and audios in media resources according to the currently obtained posture information, when the posture of the user changes, rendering of the images and rendering of the audios both change, and then the display effect of the images and the audios both change. The head-mounted device connected with the vehicle can present a dynamic image 3D visual effect changing along with the posture of the user for the user, the loudspeakers in the cabin can present a dynamic and immersive auditory effect changing along with the posture of the user for the user, and the user can experience media resources in the cabin from the aspects of vision, auditory sense and the like. The user can have better feeling, and various experience requirements of the user are met.

A safety positioning and early warning device for a bridge crane includes a mounting bracket, a positioning mechanism, an early warning mechanism, and a controller. The positioning mechanism, early warning mechanism, and controller are connected to the mounting bracket, which is connected to the traveling mechanism of the bridge crane. The positioning mechanism is mounted on one side of the mounting bracket, and the early warning mechanism and controller are mounted on the other side. The device uses the visual detection function of an industrial camera to determine whether the crane is currently unloaded. For unloaded cranes, it provides a dual safety warning mode using both sound and light, alerting nearby ground personnel with visual and auditory effects. The safety positioning and early warning device moves synchronously with the traveling mechanism, and the actual outline of the hoisted cargo projected onto the ground by a laser projector moves accordingly, enabling real-time dynamic display of the fall risk area of ​​the hoisted cargo. The safety positioning and early warning device is connected to the crane's power supply, achieving an integrated power supply for both the safety positioning and early warning device and the crane.

The invention relates to the technical field of audio playing equipment control, and discloses a control method and system of a Bluetooth sound device capable of switching playing formats, which can accurately identify various audio signal formats such as MP3 and FLAC, automatically call an adaptive decoding algorithm, realize seamless playing of sound sources in different formats, do not need manual setting by a user, and improve the user experience. A user can enjoy multimedia contents of different types and qualities smoothly, meanwhile, by monitoring the Bluetooth connection state and dynamically adjusting an audio transmission protocol, for example, the protocol is switched when connection is unstable, the size of a buffer area is adjusted to reduce delay, in a complex interference environment, a proper coding and decoding protocol scheme can be converted, jamming and disconnection are avoided, listening experience is guaranteed, and the listening experience is improved. According to the playing mode and the audio file characteristics, the tone quality in each audio format is more real and natural, melodious sound experience is provided for a user, meanwhile, by introducing a noise reduction grade mechanism, external noise interference can be reduced, and the user can enjoy a pure auditory effect in a noisy environment.

The invention relates to the technical field of household appliances, and discloses a flame fan heater which comprises a fan heater body. The combustion sound effect module is mounted on the fan heater main body through a mounting structure; the installation structure comprises an installation base formed on the warm air blower body and a sealing cover detachably installed at the opening. And one end of the sealing cover is inserted into the mounting seat, and the opposite end is fixed with the mounting seat through a buckle structure. According to the fan heater, the combustion sound effect module is arranged on the fan heater body, flame combustion sound such as crackle sound and low-frequency combustion sound can be independently played, the simulation immersion sense is enhanced, a user can obtain a more real audio-visual effect of flame combustion, and the user experience is improved. In addition, one end of the sealing cover is connected with the mounting base in an inserted mode, and the other opposite end of the sealing cover is fixed with the mounting base through a buckle structure, so that mounting is stable and reliable, the assembling efficiency is higher, and mounting, replacement and later maintenance of the combustion sound effect module are facilitated.

The invention relates to the field of hearing analysis, and discloses an artificial cochlea implantation effect analysis method and system for senile deafness patients, and the method comprises the steps: calculating the hearing loss degree of the senile deafness patients; the method comprises the following steps: constructing an auditory test environment of an implanted senile deafness patient, carrying out auditory test on the senile deafness patient, analyzing the comprehensive auditory level of the senile deafness patient, carrying out three-dimensional sound test on the implanted senile deafness patient, constructing a sound source localization analysis model of the senile deafness patient, and analyzing the sound source localization level of the senile deafness patient. Testing the auditory processing level of the senile deafness patient; effect influence factors of the senile deafness patients are analyzed, an auditory effect-time curve of the senile deafness patients is constructed, and effect influence coefficients of the auditory effect-time curve are analyzed; and constructing an implantation effect analysis model after the artificial cochlea corresponding to the senile deafness patient is implanted. According to the method, the comprehensiveness and accuracy of the artificial cochlea implantation effect analysis of the senile deafness patient can be improved.

The present invention provides a method and device for controlling an in-vehicle external speaker and an in-vehicle external speaker system. The above-mentioned control method includes the following steps: in response to the activation of the in-vehicle speaker mode, obtaining the relative position relationship between the user and the vehicle at predetermined time intervals, wherein the vehicle has multiple in-vehicle external speakers that emit sound outward; determining a target speaker and its corresponding channel from the multiple in-vehicle external speakers based at least on the relative position relationship; and controlling each of the target speakers to play the audio data of the corresponding channel. The present invention provides a mode in which the vehicle is used as a large mobile speaker that can provide a surround sound field, and can adjust the provided stereo surround sound field according to the relative position relationship between the user and the vehicle, thereby improving the user's auditory effect when using the in-vehicle speaker, expanding the application scenarios of the vehicle, and enhancing the user experience.

The embodiment of the present invention discloses an equalizer adjustment method, device, equipment and storage medium based on auricle scanning. The method includes: scanning the auricle of the user to obtain the corresponding auricle shape; matching the auricle shape with the preset auricle shape to determine the target auricle shape; obtaining the preset equalizer parameters corresponding to the target auricle shape; adjusting the current equalizer according to the preset equalizer parameters. By implementing the method of the embodiment of the present invention, it is possible to adjust the equalizer to adapt to different users according to the different auricle shapes of the users, so that the sound effects of different frequency bands are in the best hearing effect, thereby improving the user experience.

The present application provides a sound effect processing method, device and electronic device, which is applied to an audio engine; the method includes: obtaining a sound effect to be processed and an ASMR sound effect fused with the sound effect to be processed; wherein the sound effect to be processed is any sound effect in the game audio that does not have an ASMR auditory effect; storing the sound effect to be processed and the ASMR sound effect in a mixed container of the audio engine; performing 3D spatial processing on the sound effect to be processed to obtain a dynamic azimuth attenuation layer; performing distance attenuation processing on the ASMR sound effect to obtain an ASMR ear-friendly layer; and generating an optimized 3D sound effect corresponding to the sound effect to be processed based on the dynamic azimuth attenuation layer and the ASMR ear-friendly layer. By superimposing a 2D ASMR sound effect on the 3D sound effect corresponding to the sound effect to be processed, the situation where there is no sound in the left or right channel is compensated; avoiding the loss of details, strengthening the detail expression of the audio effect, enhancing the sense of presence and audio immersion, and achieving an enhanced design performance.

The present application relates to the technical field of human-computer interaction, and discloses a human-computer interaction method and apparatus for a virtual character, a device, and a storage medium. The method comprises: displaying an observation picture of a virtual environment (510); playing environmental sound of a position where a first virtual character in the virtual environment is located (520), the environmental sound comprising sound generated by use of a virtual prop; and when the environmental sound exceeds a tolerance threshold of the first virtual character, indicating, by means of a visual effect and / or an auditory effect, that the first virtual character in a hearing-impaired state (530). The visual effect and / or the auditory effect are used to indicate the hearing-impaired state which has a negative impact on acquiring information in the virtual environment by means of human-computer interaction, so that the state in which the perceptual ability of physiological organs decreases after exposure to acoustic stimuli in the real world can be simulated, thereby enhancing the immersion of the virtual environment.

The utility model aims to design the central control auxiliary board integrated with the sound horns and suitable for the automobile, so that the number of the sound horns in the automobile can be ensured not to be reduced, and a good and comfortable auditory effect of people in the automobile can also be ensured. Wherein the body framework is connected with the loudspeaker through a clamping jaw, the first decoration strip and the second decoration strip are respectively connected with the side wing protection plate through welding, the side wing protection plate is connected with the body framework through a buckle, and the wiring harness is inserted into the loudspeaker. The sound box has the advantages and positive effects that the three-dimensional surround sound of the sound box in the vehicle can be increased, and good and comfortable hearing enjoyment is brought to people in the vehicle.

The application discloses a digital person application method and electronic equipment, mainly through calculating the emotional value of a song, randomly selecting a script in a pre-generated emotional script template; then generating a singer script voice corresponding to the emotional value according to the singer's timbre; meanwhile, a digital person is shaped according to the singer's photo, which has a facial expression corresponding to the emotional value; during the waiting singing period, the digital person is driven to play the singer script voice, and the facial animation corresponding to the emotion is played at the same time; not only the visual presentation and auditory effect are enriched, but also the communication of the script is more lively and interesting, and the singer's participation and immersion are enhanced; the emotional color in the voice can be more intuitively expressed, the singer is fully conveyed the emotion of the song, the singer better understands and feels the emotion behind the song, the overall performance and appeal of the song singing are improved, and the singer's long waiting time is avoided, and their entertainment experience is reduced.

The invention provides a loudspeaker fault diagnosis method, system and device and a medium, an input end of a loudspeaker is coupled to an output end of an amplifier, the amplifier is used for amplifying an input signal, and the fault diagnosis method comprises the following steps: obtaining voltage and current data, and obtaining characteristic voltage and current data of the voltage and current data in a preset frequency band; calculating characteristic energy data of the characteristic voltage and current data in a first preset time, and comparing the characteristic energy data with a first threshold: if the characteristic energy data is smaller than the first threshold, inputting the special diagnosis signal as an input signal to the amplifier, the frequency band of the special diagnosis signal being within a preset frequency band, characteristic energy data obtained based on the particular diagnostic signal is greater than a first threshold value. According to the method provided by the invention, the application scene of fault detection can be improved, the audio playing auditory effect is not influenced, and the loudspeaker power consumption during audio playing is not increased.

This document provides a method and program for adjusting visual and auditory effects. [Solution] The visual sound effect adjustment method according to the present invention is applicable to a visual sound effect adjustment program and causes a computer to perform the following steps: capture a first audio signal; identify a first audio element from the first audio signal and display a first representative icon and a first volume setting icon corresponding to the first audio element; determine whether the volume setting of the first audio element has been adjusted; adjust the volume setting of the first audio element, then capture a second audio signal and extract the first audio element from the second audio signal; regenerate the second audio signal and add it to the first audio element after the volume setting adjustment.

The invention relates to an audio playing method and a VR system. The method comprises the following steps: a processing device determines an original audio; the original audio is the audio played when the VR head-mounted device is located at a reference position; the processing device determines the position relation between the VR head-mounted device and the reference position; determining a target playing parameter of the original audio based on the position relationship between the VR head-mounted device and the reference position; the processing device adjusts the original audio based on the target playing parameter to obtain a target audio; the processing device sends the target audio to a playing device; the playing equipment comprises sound equipment and / or a built-in earphone in the VR head-mounted equipment; and the playing device plays the target audio. According to the invention, no matter which position the user is in the target physical space, the sound heard by the user is always consistent with the sound source position and spatial characteristics in the virtual scene, a vivid auditory effect is formed, and the immersion of the user in the virtual reality experience is improved.