296 results about "Acoustic equipment" patented technology

The invention provides a multi-mode underwater biological intrusion detection method and device, and the method comprises the steps: carrying out the sampling of each sampling grid of a target water area through acoustic equipment and image equipment, and obtaining the acoustic data and image data of each sampling grid; extracting and fusing the acoustic data and the image data of each sampling grid to obtain multi-modal features of each sampling grid, taking the multi-modal features as input of a discriminator in the generative adversarial network, and obtaining a discrimination result output by the discriminator as existence of invasive organisms or absence of the invasive organisms in the sampling grids; under the condition that the invasive organism exists in the sampling grid, sampling and detecting the eDNA environment sample on the sampling grid, and determining whether the invasive organism exists in the sampling grid or not based on a detection result. According to the method, rapid identification is carried out by utilizing multi-modal information and acousto-optic characteristics, the identification accuracy is improved by utilizing eDNA, the defects of a single method are overcome, and the efficiency of monitoring invasive species is improved.

The invention discloses a hydrothermal nozzle matter mass calculation grading method and system based on an acoustic method, and relates to the technical field of ocean exploration, and the method comprises the steps: synchronously collecting hydrothermal nozzle data through employing a deployed acoustic device and a multi-environment parameter sensor, and carrying out the preprocessing and calibration; and acoustic features and environmental features are extracted based on acoustic data and environmental parameter data included in the hydrothermal nozzle data. According to the invention, the acoustic characteristic data and the environmental characteristic data of the hydrothermal nozzle are collected and processed in real time, the substance quantity trend index is output through the substance quantity trend calculation model, dynamic monitoring of the substance quantity of the hydrothermal nozzle is realized, the change trend of the substance quantity can be found in time, and according to the calculation result obtained by the substance quantity trend calculation model, the dynamic monitoring of the substance quantity of the hydrothermal nozzle is realized. According to the method, the material quantity of the hydrothermal nozzle is divided into different grades by combining the preset grading standard and the actual demand, so that the resource potential of the hydrothermal nozzle can be evaluated, and guidance is provided for reasonable development and utilization of deep sea mineral resources.

The invention provides an audio processing method and system for wearable acoustic equipment, and belongs to the technical field of audio processing, and the method comprises the steps: calculating the equipment wearing fitting degree of the acoustic equipment based on a contact pressure data sequence of the acoustic equipment and the auricle of a target user, a device offset angle of the acoustic device relative to the auricle of the user is calculated based on the spatial attitude data of the acoustic device. And determining a dynamic leakage transfer function based on the equipment wearing fit degree and the equipment deviation angle. And calculating an environment compensation coefficient based on the environment parameters. And predicting a leakage signal mixed in the initial acoustic signal based on the dynamic leakage transfer function and the environmental compensation coefficient. Extracting pure environment noise from the initial acoustic signal based on the leakage signal, generating a noise reduction parameter based on the pure environment noise, and performing audio noise reduction processing on the acoustic equipment based on the noise reduction parameter. According to the audio processing method and system of the wearable acoustic equipment, the audio leakage signal prediction accuracy can be improved, and the audio noise reduction effect of the open type wearable acoustic equipment is improved.

The invention belongs to the field of artificial intelligence, particularly relates to an intelligent sound field adaptive system of digital professional sound equipment, and aims to solve the problems of inaccurate sound field regulation and control, response lag, dependence on manual tuning and the like in a complex acoustic environment. The system comprises a sound field sensing module, an acoustic modeling and analysis module, a self-adaptive sound field regulation and control engine, a multi-channel digital audio processing unit and a feedback optimization module, and dynamic sound field modeling, real-time audio processing and environment self-adaptive regulation and control are realized through distributed sensing, hybrid modeling, multi-target optimization and closed-loop feedback. The system supports rapid re-calibration, multi-scene memory and user preference learning, ensures voice clarity and music fidelity, balances full-field hearing consistency, and significantly reduces manual intervention requirements.

The invention discloses an underwater topographic measurement method. In order to solve the problems that in an existing physical model experiment, contact type measurement destroys the terrain, optical measurement is interfered by refraction, and acoustic equipment is high in cost, a measurement scheme integrating flight time correction and refraction geometric compensation is provided. According to the method, a depth camera is arranged to collect scoured terrain point cloud data in real time, Gaussian filtering denoising and outlier elimination are carried out in sequence, a double-medium light path correction model is constructed based on the Snell law, flight time errors caused by light velocity differences and axial and radial offsets caused by air-water interface refraction are calculated respectively, and the accuracy and the reliability of the two-medium light path correction model are improved. And finally, high-precision three-dimensional terrain coordinates are generated. According to the method, low-cost hardware of the depth camera is combined with algorithm compensation, errors caused by refraction and light velocity differences in underwater topographic survey are reduced, experimental results show that the average relative error is smaller than 3%, non-contact and high-precision real-time monitoring of the physical model scoured topography is achieved, and reliable technical support is provided for hydraulic structure safety assessment.

The invention discloses a sound equipment vibration characteristic testing method and device, and the method comprises the steps: obtaining an audio signal and a displacement image, carrying out the time-frequency analysis of the audio signal, generating a first corresponding relation between the time and the frequency, processing the displacement image, extracting the displacement of sound equipment, and obtaining a vibration characteristic of the sound equipment. And generating a second corresponding relation between the time and the displacement, and based on the first corresponding relation and the second corresponding relation, obtaining the lowest resonant frequency corresponding to the displacement abrupt change point, and / or obtaining a third corresponding relation representing the relation between the frequency and the displacement. The sound equipment vibration characteristic test method realizes fusion of multi-modal data, avoids limitation of a single data source, meets the requirement of a user for complex data analysis, remarkably improves comprehensiveness and accuracy of sound equipment vibration characteristic test, and improves the user experience. And more reliable data support is provided for design optimization and quality control of sound equipment.

The invention discloses a sound effect optimization method, system and equipment based on an adaptive algorithm, and relates to the technical field of stage sound equipment, and the method comprises the steps: obtaining stage three-dimensional sound field topological parameters, and constructing a reference sound field model through combining a preset sound equipment parameter table; obtaining audio source characteristic information, and generating a first optimized sound effect model according to the reference sound field model and the audio source characteristic information; generating a second optimized sound effect model through an acoustic compensation algorithm according to the reference sound field model and the first optimized sound effect model; based on the first sound effect optimization model and the second sound effect optimization model, triggering an adaptive regulation and control instruction, the adaptive regulation and control instruction comprising a sound field calibration instruction and a sound effect optimization instruction; the invention provides the stage sound equipment capable of dynamically optimizing the sound effect according to the site change.

1. Name of the product of this design: loudspeaker. 2. Purpose of this design product: used as audio equipment. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic Drawing 1. 5. Designate Design 1 as the base design. 6. Other situations that require explanation Other explanations: The enlarged view of Design 2 is an enlarged view of the shaded part in each view of Design 2.

The multifunctional outdoor fan comprises a fan base, a fan support and a fan head, the fan head is provided with a rotating shaft, fan blades installed on the rotating shaft and a fan grating installed outside the fan blades, a water tank body is installed on the fan grating, the water tank body is provided with a water injection opening, and the water injection opening is connected with a water tank cover; an atomization assembly is arranged on the rotating shaft and communicated with the water tank body through a water pipe, the water tank body supplies water to the atomization assembly through the water pipe, and the atomization assembly is provided with an atomization opening. The fan base is provided with a head shaking motor, a PCB (printed circuit board), sound equipment, a battery, an audio playing assembly, a power input socket and a power output socket, and the battery is electrically connected with the head shaking motor, the sound equipment, the PCB, the audio playing assembly, the power input socket and the power output socket. According to the electric fan, shaking can be achieved, cold air can be blown in all directions, and the air humidifying effect is achieved.

The utility model discloses intelligent household multifunctional sound equipment, and belongs to the technical field of sound equipment. The intelligent household multifunctional sound equipment comprises a sound equipment body, a movable rod and a limiting plate, an L-shaped frame is fixedly installed at the bottom of the sound equipment body, a screen is arranged at the front end of the sound equipment body, keys are arranged at the front end of the sound equipment body, a horn mouth is formed in the position, at the bottom of the keys, of the front end of the sound equipment body, and the rear end of the L-shaped frame is movably connected with the movable rod; through mutual cooperation of the supporting plate, the sliding rod, the first spring, the movable groove and the movable rod, the sound equipment main body can be effectively supported in the use process, the contact area between the sound equipment main body and a table top is increased, and the problems that in the prior art, sound waves are generated to cause vibration to the sound equipment main body, and the sound equipment main body is damaged are solved. And the problem that the music can shake and shift in the music playing process and is easy to slip off from the table top to cause damage in the use process is solved.

1. Name of the design product: Speaker (H6-2). 2. Use of the design product: For audio equipment. 3. Design key points of the design product: Lies in the shape. 4. Picture or photograph that best shows the design key points: 3D view of Design 1. 5. The right view of Design 1 is symmetrical to the left view of Design 1, so the right view of Design 1 is omitted; the bottom view of Design 2 is the same as the bottom view of Design 1, so the bottom view of Design 2 is omitted; the top view of Design 2 is the same as the top view of Design 1, so the top view of Design 2 is omitted; the right view of Design 2 is symmetrical to the left view of Design 2, so the right view of Design 2 is omitted. 6. Design 2 is designated as the basic design.

1. The name of the design product: loudspeaker cabinet. 2. The use of the design product: used as sound equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The application belongs to the technical field of sound equipment, and particularly relates to an integrated intelligent steering digital sound equipment. In view of the problem that the sound unit of the current sound equipment cannot follow the movement of the personnel to adjust the direction, the following scheme is provided, which comprises a main shell, a mesh panel, a sealing back plate, a front decorative panel and a rear decorative panel. A sound unit mounting groove is formed in the front side of the main shell. A steering assembly is mounted in the inside of the sound unit mounting groove. The inside of the steering assembly is mounted with a sound unit. A control panel is further arranged on the top of the main shell. The processor of the application generates data by real-time identification of the position of the human body through an algorithm, including the direction and the distance, and calibrates the generated direction and distance with the current position of the steering assembly. The four connecting rod telescopic assemblies in the steering assembly act in coordination to control the rotation of the four driving motors, so that the sound unit outputs sound aiming at the current position of the human body.

The application relates to a machine learning-based effecter parameter self-adaptive adjustment method, a parameter correlation network model is constructed to obtain relationship data among parameters in an acoustic equipment effecter, and a topological structure description of the parameter correlation network is generated; a displacement chain reaction is simulated and analyzed to determine the propagation direction and intensity distribution of an influence path; then, the action weight of a key node is analyzed, abnormal fluctuations are positioned according to the action weight of the key node, and the specific position and influence range of the abnormal fluctuations are determined; a subtle change mode of a slight displacement is extracted, whether a chain reaction is triggered is judged, and a potential risk level is evaluated, and the priority of the influence range is sorted; a parameter adjustment scheme is generated according to the priority sorting, and effecter configuration parameters of an optimal compensation scheme are obtained.

The invention provides an acoustic apparatus. The acoustic equipment comprises a shell which comprises an outer wall, an inner wall and a sound through hole, and the sound through hole penetrates through the shell and is communicated with the inner space and the outer space of the shell; the waterproof assembly is arranged in the internal space and covers the sound through hole so as to prevent liquid from entering the internal space from the external space; the acoustic assembly comprises an acoustic sensor, the acoustic assembly is arranged on the side, away from the sound passing hole, of the waterproof assembly and is in sealed connection with the waterproof assembly, and a first gap is formed between the acoustic assembly and the shell; the pressure bearing device covers the acoustic component; and a sealing member which prevents the liquid from entering the internal space through the first gap, thereby improving the waterproof capability of the acoustic device.

The utility model relates to the field of sound equipment, and particularly discloses an outdoor mobile sound box, which comprises a box body internally provided with a sound box, an operation panel arranged on one side of the box body and used for controlling the sound box, a plurality of moving wheels arranged at the bottom of the box body, and an expansion plate arranged at one end of the box body far away from the operation panel, the side wall of the expansion plate is provided with a clip used for being connected with the box body, a cavity is formed in the expansion plate, and folding legs are arranged in the cavity. A containing cavity is formed in the position, located on the top of the operation panel, of the box body. A sealing cover is arranged on the containing cavity. According to the utility model, the expansion plate can be unfolded into a table and chair by taking down the expansion plate and opening the folding legs in the cavity, so that convenience can be provided for use through deformation during outdoor use, and besides the built-in sound box, the accommodating cavity which can be closed through the sealing cover is additionally designed in the box body, so that the sound box is convenient to use. Therefore, articles such as umbrellas, waterproof cloth or sound equipment plug-ins can be placed in the box body, and the outdoor sound equipment is convenient and fast to use outdoors.

1. Name of the Design Product: Projection Speaker (Thor 15). 2. Use of the Design Product: For home or outdoor entertainment projection audio equipment. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photo Most Indicating the Design Key Points: Perspective View 2. 5. The bottom surface of the Design Product is a part that is not easily seen or not seen during use, and the bottom view is omitted.

The utility model discloses an adjustable directivity and portable installation structure of sound equipment, which comprises a fixed plate fixedly installed on the indoor top, the bottom of the fixed plate is rotatably connected with a support shaft, and the bottom of the support shaft is provided with a support hollow sphere. According to the utility model, under the interaction of the fixing plate, the supporting shaft, the supporting hollow sphere, the arc-shaped opening, the mounting cylinder, the sound equipment body, the longitudinal adjusting mechanism, the reinforcing mechanism and the transverse adjusting mechanism, the transverse adjusting mechanism is matched with the longitudinal adjusting mechanism, so that the transverse and longitudinal angles of the sound equipment body can be flexibly adjusted, and the sound coverage requirements in different scenes can be met; a reinforcing mechanism composed of an arc-shaped groove and an arc-shaped limiting plate improves the sliding stability of the installation cylinder and reduces shaking during adjustment, the speed reduction design of gear transmission enables the adjustment process to be more accurate and labor-saving, the overall structural design is reasonable, operation is convenient and fast, the adjustment precision, stability and use convenience are considered, and the use effect and the installation experience of the sound box are effectively optimized.

This invention relates to a method and apparatus for ecoacoustic monitoring of macrobenthic animals in mangrove areas, belonging to the field of ecological monitoring technology. Based on acoustic propagation characteristic data in mangrove areas, this invention deploys acoustic equipment to monitor and identify functional groups of macrobenthic animals, statistically analyzes the relative abundance of these functional groups, and finally assesses the acoustic diversity of macrobenthic animals based on the analysis results. By optimizing the deployment of acoustic sensors, developing efficient acoustic signal processing algorithms, and integrating environmental parameter monitoring, this invention achieves long-term, continuous, and non-invasive monitoring of macrobenthic animals in mangrove areas, providing scientific basis and technical support for the health assessment of mangrove ecosystems and biodiversity conservation.

1. The name of the design product: car audio (CLE-C236). 2. The use of the design product: for car audio equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: kit 1 perspective view 1.

1. Name of the product in this design: Audio System (tide Yun). 2. Purpose of this design: This design is intended for use in audio equipment. 3. The key design features of this product are the combination of shape and pattern. 4. Images or photos that best illustrate the design key points: composite state diagrams.

The utility model discloses a waterproof external sound box, and relates to the technical field of outdoor sound equipment, the waterproof external sound box comprises a sound equipment body, one side of the sound equipment body is fixedly connected with a support, the top end of the support is fixedly connected with a rain baffle, the rain baffle is located above the sound equipment body, and the bottom end of the rain baffle is fixedly connected with a rain cover. According to the above structure, the support is installed on the sound box body, the rain baffle is installed on the top of the support, the rain sensor is installed on the top of the rain baffle, the rain cover is installed at the bottom of the rain baffle, and when the rain sensor monitors rainwater, the rain cover can fall down to wrap the sound box body. Therefore, people do not need to worry about damage of sudden rainfall to sound equipment, people can enjoy outdoor activities and music more securely, rainwater is prevented from entering the sound equipment to cause erosion of internal elements, equipment failure and damage caused by water inflow are reduced, and the service life of the sound equipment is prolonged.

1. Name of the product in this design: Bluetooth speaker (C81). 2. Intended use of this design: for audio equipment. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model relates to the field of sound equipment, in particular to a sound convenient for high-point installation, which comprises an installation seat, an installation screw thread arranged at the lower part of the installation seat, a sound box in threaded connection with the lower part of the installation seat, a driving assembly connected with the bottom of the sound box, a rotating piece rotationally connected with the bottom of the sound box, and four fixing pieces arranged on the installation seat, the fixing piece is used for installation and connection at the high position. The device has two use states and can be used in a high place and on the ground, the lamp strip can be turned on under different use states, the lamp strip starts to rotate through the driving assembly, the atmosphere sense is improved, the current date, temperature and other related information are checked through the display screen, and the function diversity of the device in use is improved.

1. The name of the design product: knob (light chasing metal). 2. The use of the design product: the design product is used for controlling smart home devices, such as controlling air conditioners, sound equipment, floor heating, curtains, lamps, and smart home scenes. 3. The design points of the design product: the overall shape of the design product. 4. The picture or photo that best indicates the design points: perspective view 1.

1. The name of the design product: Bluetooth speaker (MM-130). 2. The use of the design product: for sound equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

This utility model discloses a speaker stand with easily adjustable counterweight. This speaker stand aims to solve the technical problem in existing technologies where increasing the weight of the speaker stand is inconvenient, causing additional vibrations through resonance, leading to sound distortion and affecting sound quality. It includes a base, a hollow column fixedly connected to the top surface of the base, a placement plate detachably connected to the top surface of the hollow column, a cable winding assembly inside the hollow column, and two symmetrically arranged extension support assemblies on the bottom surface of the placement plate. The cable winding assembly includes a partition fixedly connected to the inner wall of the hollow column. This utility model increases the weight of the speaker stand by injecting sand and gravel particles into the counterweight cavity. Appropriate counterweight can change the natural frequency of the stand, making it less likely to resonate with the vibration frequency generated by the audio equipment.

A sound apparatus includes a vibration member having a plate shape; and a first vibration device, a plurality of second vibration devices, and a third vibration device configured to each have a plate shape including a first main surface and a second main surface opposite to each other and configured to vibrate based on a driving signal input thereto. The first main surface of the first vibration device may be connected to the vibration member, a portion of the second main surface of the first vibration device and a portion of the first main surface of the third vibration device may be connected to each other by an elastic member so that the first main surface of the third vibration device is spaced apart from and opposite to the second main surface of the first vibration device by a certain distance. A portion of each of the plurality of second vibration devices may be connected to a portion of the third vibration device and a portion of the first main surface of each of the plurality of second vibration devices may be connected to a portion of the vibration member by an elastic member, so that the plurality of second vibration devices extend radially from the third vibration device in a plane. A driving signal input to the first vibration device may have a phase opposite to a phase of a driving signal input to the third vibration device.

1. Name of the product in this design: Microphone Receiver (M508). 2. Purpose of this design: For use in audio equipment to receive signals transmitted by a microphone. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.