30 results about "Sound file" patented technology

A method and system for inspecting the fuel cell stack to count the unit fuel cell is provided. The method and system include a fuel cell stack comprising a plurality of unit fuel cells, wherein each unit fuel cell comprises a bipolar plate and a membrane electrode assembly arranged in a stacked configuration. The method for inspecting the fuel cell stack includes the steps of guiding the sound generating device across the fuel cell stack in the stacking direction so that the sound generating device contacts the unit fuel cells to generate a sound. Subsequently, the generated sound is recorded and stored as a sound file. This is followed by analysing the sound file for identifying at least one distinctive sound peak that determines the features of the fuel cell stack, as well as a system that includes the above said steps is provided.

A system for customization of on-road sound production for a vehicle includes one or more noise generators supported relative to the vehicle and configured to produce a soundscape in an environment of the vehicle. The system further includes memory storing instructions that, when executed by one or more processors, cause the processor(s) to generate the soundscape from a sound file based on an indication of a user-preferred sound file of multiple files, an environmental context surrounding the vehicle, or both. The instructions cause the processor(s) to determine whether an operational status of the vehicle is suitable for on-road operation. The instructions cause the processor(s) to further produce, in response to a determination that the operational status of the vehicle is suitable for on-road operation, the soundscape utilizing the noise generator(s) while the operational status of the vehicle is suitable for on-road operation.

The device (100) for modifying a user's emotional state comprises: - a real-time reader (105) of electroencephalographic signals, - a module (110) for determining an emotional state based on a read electroencephalographic signal, - a means (115) for determining a target emotional state, - an automatic selector (120) of a sequence of at least one sound file from a pre-constituted list of sound files, based on the determined target emotional state, the read electroencephalographic signal, and at least one parameter associated with each sound file, and - an electroacoustic transducer (125) configured to read the selected sequence of sound files. Figure for the abbreviation: Figure 1

A sound data acquisition unit 110 acquires recording data obtained by recording environmental sound. A sound source separation unit 112 separates the recording data into environmental sound data and sound effect data. A first generation unit 116 generates an environmental sound file including the separated environmental sound data. A second generation unit 118 generates a sound effect file including the separated sound effect data.

An information identification method, an information identification system, a vehicle capable of implementing the information identification method, an electronic device, and a computer-readable storage medium. The information identification method applied to a first device comprises: playing back target audio; acquiring a first ambient sound file which is collected by the first device and comprises the target audio; receiving a second ambient sound file, wherein the second ambient sound file is obtained by collecting a second ambient sound by a second device; and on the basis of the first ambient sound file and the second ambient sound file, determining whether to perform an unlocking operation. By adding similarity analysis for sound information in physical environments of two end devices, the method can improve the security of keyless entry and reduce the risk of attacks on automobiles, and complex hardware does not need to be added, so that the deployment cost is low.

A sound source file acquisition unit 12 acquires a sound source file in which sound is recorded. A sound file generation unit 14 generates a sound file including one sound from the acquired sound source file.

The application relates to an adversarial sample generation method and device, electronic equipment and a storage medium, wherein the method comprises the following steps: generating a text set for a target result output by a misleading speech recognition model; generating a sound file set based on the text set, wherein the sound file set comprises multiple candidate audios; screening a reference audio of the target result from the multiple candidate audios; analyzing a decoding result of the speech recognition model on the reference audio to obtain a target pronunciation feature of the target result; constructing a target loss function based on the target pronunciation feature; determining a target perturbation amount based on an original audio and a loss value of the target loss function; and generating an adversarial sample based on the original audio and the target perturbation amount. According to the application, a Chinese speech recognition adversarial sample with high robustness, high transferability and good concealment can be generated.

To provide a program capable of transmitting acquired sound information to a second computer device.SOLUTION: Provided is a program that causes a computer device to function as: acquisition means that acquires sound information during sleeping of a user; generation means that generates a plurality of sound files on the basis of the acquired sound information; and transmission means that transmits the generated sound file to a second computer device in association with information that can identify the order of acquiring the sound information. Each of the plurality of generated sound files includes pieces of sound information acquired at different times.SELECTED DRAWING: Figure 4

The application discloses a video color ring multi-dimension auditing and warehousing method and device, electronic equipment and medium, comprising: preprocessing a target video color ring to obtain media information, a background sound file, a plurality of target I frames and target hash values corresponding to the target I frames; performing picture score auditing on the target video color ring according to the media information, the target I frames and the target hash values; performing picture duplication checking auditing on the target video color ring according to the target hash values; performing multi-level risk control auditing on the target video color ring according to the background sound file; and when the target video color ring passes the picture score auditing, the picture duplication checking auditing and the multi-level risk control auditing, performing transcoding storage on the target video color ring according to the media information. The application improves the efficiency and reliability of video color ring auditing and warehousing, and can be widely applied to the technical field of video processing.

This application provides an authentication method, apparatus, device, and storage medium based on zero-knowledge proof, relating to the field of information security technology. By acquiring a user's biometric information, including fingerprint images, facial videos, and audio files, feature processing is performed on the fingerprint images, facial videos, and audio files to obtain the user's combined biometric feature data. Based on the combined biometric feature data, a private key held by the user is generated. Based on the private key and zero-knowledge proof, a key proof for the user is generated, and biometric owner authentication is performed. This method improves the security of user biometric information during authentication, avoiding the security risk of misuse after private key leakage.

A method for training a voice recognition model includes determining the relationship between an event sound and a first parameter, and in response to the relationship, determining a second parameter. Using the first parameter and the second parameter, sampling the event sound to generate a plurality of training sound files, and inputting at least a part of the plurality of training sound files to train the voice recognition model, wherein the length of each training sound file is associated with the first parameter, the time difference between every two training sound files is associated with the second parameter, and the voice recognition model is used to determine the type of sound.

1. The name of the design product: bathroom Bluetooth speaker. 2. The use of the design product: for playing music or sound files, can be connected through Bluetooth wireless mobile phone, tablet computer sound played out, the product has waterproof ability, can be used in the bathroom and outdoor rain. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view 1.

Systems and methods for configuring a hearing aid device may include automatically: selecting a sound file from a sound database, processing the sound file with a first set of parameter settings to generate two distinct coarse stimuli, playing the two distinct coarse stimuli to a user, recording a preferred coarse setting by the user, processing the sound file with a second set of parameter settings to generate two distinct shape stimuli, playing the two distinct shape stimuli to the user, recording a preferred shape setting by the user, processing the sound file with a third set of parameter settings to generate two distinct fine resolution stimuli, playing the two distinct fine resolution stimuli to the user, recording a preferred fine resolution setting by the user, and determining hearing aid parameter settings for the user based on the fine resolution setting.

The application discloses a video ringback tone different-viewing-angle recommendation method, comprising the following steps: S1, after a calling number dials a called number, call information is triggered to a core network; S2, the core network forwards the call information to a corresponding ringback tone calling node; S3, the ringback tone calling node queries a video ringback tone ID to be played according to the call information; S4, the ringback tone calling node forwards the call information and the corresponding ringback tone ID to a BM; S5, the BM acquires user attributes and historical viewing records, calculates a calling viewing-angle preference, compares each video viewing angle corresponding to the ID, and calculates a sound file information played to the user; S6, the BM returns the sound file information of the preferred viewing angle to the ringback tone calling node; S7, the ringback tone calling node selects the sound file to play; and S8, the ringback tone calling node returns a media stream to the core network and plays the preferred video to the calling user. The application can generate the video ringback tone content to be played according to the calling user attributes and the video viewing records, and intelligently plays and views the recommended viewing angle.

Disclosed in the present invention are a method and system for smart recognition of an environmental noise class, and a storage medium. The method comprises: classifying environmental noise into a plurality of environmental noise classes; acquiring sound files for respective environmental noise classes, and manually applying noise class labels; preprocessing the sound files on which the noise class labels have been applied, to obtain a plurality of preprocessed sound segments; performing feature extraction on the preprocessed sound segments, to obtain sound segment features; constructing a noise class recognition model on the basis of the environmental noise classes and the sound segment features; and inputting the sound segment features into the noise class recognition model for model training, and using the trained noise class recognition model to recognize a noise type of a sound segment to be recognized and a confidence corresponding to the noise type. The present invention perfects existing environmental noise monitoring indexes and can provide a basis for noise management.

An adaptive voice extraction and TTS adaptation system based on audiogram includes a sound collection and content extraction module, an audiogram adaptive TTS synthesis module, a wireless transmission and secondary gain module, and an audiogram test tool; the sound collection and content extraction module is used for collecting sound signals in different scenes, and identifying the corresponding speaker identity for each piece of text information; the audiogram test tool tests the hearing of the listener, outputs the audiogram parameters of the listener, the audiogram adaptive TTS synthesis module receives the text information, the corresponding speaker identity and the audiogram parameters, and generates a personalized TTS sound file; the wireless transmission and secondary gain module is in communication connection with the audiogram adaptive TTS synthesis module, and after receiving the TTS sound file, the secondary spectral gain adjustment is carried out according to the audiogram parameters. The present application can effectively shield environmental noise and realize individualized adaptation of audiogram.

The present application discloses an animation synthesis method, apparatus, mobile terminal, and electronic device, which relate to the field of computer technologies, specifically to artificial intelligence technologies such as speech technology and deep learning. The specific implementation solution is as follows: obtain a sound file; obtain the speech recognition features in the sound file; process the speech recognition features by a model according to lip movement parameters to obtain speech lip movement parameters; and generate a lip movement animation according to the speech lip movement parameters and a face model. In the animation synthesis method of the embodiments of the present application, by using the speech recognition features as the input features for extracting the speech lip movement parameters, the phoneme duration is not required, and it is independent of the timbre, which can not only improve the synthesis efficiency but also reduce the synthesis error.

Provide a system. 【Solution means】 Voice sensor means for detecting the voice of a specific person, Recording means for recording the detected voice, Timestamp adding means for adding a timestamp to the voice file, Person recognition means for recognizing an object held by a person, Imaging means for imaging the recognized object, Timestamp adding means for adding a timestamp to the image file, Editing means for editing the recorded voice file and the imaged image file, Saving means for saving the edited file, Transmission means for sharing the saved file via a communication network, A system including.

A sound data acquisition unit 110 acquires recorded data in which environmental sound is recorded. A sound source separation unit 112 separates the recorded data into environmental sound data and sound effect data. A sound file generation unit 114 specifies position information corresponding to the separated sound effect, and generates a sound effect file including the sound effect data and the position information.

The application discloses an operator station IFIX sound alarm method with extensible adaptation, and comprises the following steps: S1, buffering process data requiring alarm function to a third-party database; S2, transmitting field remote real-time process data to a PLC processor for processing; S3, transmitting the real-time process data converted into process numerical format by the PLC processor to an IFIX SCADA server; S4, calling an IFIX data interface by server-side software to read and save the real-time process data; S5, refreshing alarm states of each point in the third-party database according to the buffered process data and combined real-time process data value by the server-side software; S6, detecting whether each point has alarm by the client, and calling a Windows API to play preset alarm sound if alarm exists; S7, logging in the client software through a Winform interface to obtain permission information; S8, selecting alarm sound files autonomously after authorization; and S9, browsing alarm point position reports through the client window. The application effectively avoids the delay problem of an OPC interface.

The invention discloses a motor abnormal sound detection method, a motor abnormal sound detection system and a motor abnormal sound verification method. The motor abnormal sound detection method comprises the steps of collecting an operation sound sample of a motor at a stepped variable rotating speed through a microphone in a sound insulation environment; performing signal cross analysis on multiple groups of normal samples, and automatically generating a reference sound gear and a characteristic parameter threshold value; during on-line detection, sound characteristics of a motor to be detected are extracted and are subjected to double cross comparison with a reference sound gear, and whether abnormal sound exists or not is comprehensively judged by combining multi-sensor fusion data with a combined rotating speed analysis result. The system comprises a customized soundproof box, a shockproof microphone array, a multi-type motor driving control module, a multi-sensor synchronous acquisition module and an integrated analysis processing platform. According to the invention, the problems of signal attenuation, insufficient samples, analysis distortion, tedious system operation and the like in traditional detection are solved, and high-precision, high-adaptability and integrated motor abnormal noise online detection is realized.

The invention discloses a method for monitoring and adjusting the slagging process of an LF furnace in real time through sound. The method is characterized by comprising the following steps: (1) installing a sound sensor and a sound acquisition system on site; (2) an LF slagging audio recognition and recording system; (3) the original sound file is stored in the form of an audio file, and a voiceprint library is built; (4) sound in the LF slagging process is monitored in real time, and an LF slagging sound abnormity alarm model is developed through audio features and a machine learning mode; (5) recording process data in the production process, and providing data support for further production process model optimization in combination with the abnormal sound data to form an audio identification recording system; and (6) externally connecting external data of the system, developing an LF slagging audible alarm model through audio characteristics and a machine learning mode, and combining the collected process data to realize LF slagging audible alarm. According to the method, the LF furnace slagging sound state is subjected to numerical regression processing through the audio regression model, the slagging sound state curve is formed, the LF furnace slagging sound is recognized and classified through the adopted audio recognition model, when abnormal sound appears, an alarm is given, the alarm can be output, and timely subsequent operation processing is facilitated.

A multi-channel model train sound reproduction system, in which digital sound files are assigned to a particular channel. The channel assignment may be fixed or variable depending on operation state. For the variable embodiments, channel assignment is preferably done in real time according to the configuration that will produce the highest quality sound reproduction.

Provided are methods and systems for performing a series of acoustic tests in a variety of testing environments comprising several types of construction assemblies. Prior to performing each acoustic test, a plurality of audio parameters corresponding to a given construction assembly can be used to configure an electronic device that captures audio produced by the acoustic test with a microphone and stores the captured audio as a computer sound file. Further, an acoustic testing device can be used during the acoustic test to gather data indicative of a result of the acoustic test. The result can then be mapped, along with information related to the given construction assembly, to the computer sound file.

An audio data acquisition unit 110 acquires audio data. An audio file generation unit 112 divides the acquired audio data into a plurality of pieces of divided audio data and generates a plurality of audio files including the divided audio data. A similarity derivation unit 114 derives the similarity between two pieces of the divided audio data. A similarity recording unit 124 records the derived similarity between the two pieces of the divided audio data.

Device for the auditory reproduction of sound sequences upon approach to an art / picture object, comprising • a picture carrier that represents a work of art, • a motion sensor to detect approach or movement in the area of ​​the image carrier, • a control unit that is connected to the motion sensor and triggers the output of a sound sequence upon detection of movement, • a memory module with a large number of stored sound files (sounds, tones, nature sounds, musical pieces) that are relevant to the theme, • at least one audio output unit (speaker) for playing back the sound sequence, • a power supply (battery or AC adapter).

The utility model provides a wireless remote control device circuit and device, and the circuit comprises a main control module which is used for connecting a page turning key module; the page turning communication module is connected with the main control module and is also used for being connected with a page turning receiving device, and the page turning receiving device is used for executing a page turning function; the data input module is used for receiving an externally input sound file; the storage module is connected with the data input module through the main control module and is used for storing sound files; the sound input module is used for receiving sound signals input from the outside; and the sound communication module is respectively connected with the sound input module and the storage module through the main control module and is also used for being connected with a sound playing device, and the sound playing device is used for playing sound corresponding to the sound file and / or the sound signal. Through the structure provided by the invention, the multifunctional use of the wireless remote control device can be realized, and the cost is reduced.

The invention provides an audio data processing method and system, and the method comprises the steps: obtaining original audio data through an audio obtaining module, obtaining first target audio data in a pulse code modulation format according to the original audio data, transmitting the first target audio data to an audio working thread module, the audio working thread module correspondingly processes the first target audio data to obtain second target audio data and transmits the second target audio data to the audio processing main thread module, and the audio processing main thread module performs sound channel identification and separation processing on the second target audio data in an audio recording stage to obtain audio data; the method comprises the steps of obtaining sound channel branch audio data corresponding to a corresponding sound channel, converting the sound channel branch audio data corresponding to the corresponding sound channel into corresponding integer audio data, and obtaining a target audio file in a sound file format according to the integer audio data corresponding to the corresponding sound channel in an audio recording stop stage. And audio data processing can be better realized through the double-thread module.

A system for synthesizing and outputting a motor vehicle sound in a motor vehicle (10), comprising: - at least one detection device (12a to 12f) of an environmental condition in an external environment of the motor vehicle (10); - a device for synthesizing (14) the motor vehicle noise as a function of at least one operating parameter of the motor vehicle (10) and the at least one detected environmental condition; and - a noise generating device (16) for generating sound waves as a function of the synthesized motor vehicle noise, wherein the noise generating device (16) comprises at least one loudspeaker arranged in the interior of the motor vehicle (10), characterized in that the system further comprises an input device (20) for a user and a selection device (22), wherein the selection device (22) is designed to provide a basic sound file selected by the user to the device for synthesizing (14) the motor vehicle noise for modification as a function of the at least one detected environmental condition, wherein the basic sound file represents an interior noise of a motor vehicle as the starting material for synthesizing the motor vehicle noise.