59 results about "Audio sensing" patented technology

A multifunctional wearable audio-sensing electronic device is disclosed in which audio is detected, detected audio is analyzed to determine characteristics of the audio, a warning is generated in response to determining that a decibel level of the detected audio is physically harmful, when the wearable audio-sensing electronic device is in a musical tuner mode, a deviation of the audio from a pre-determined audio characteristics of a musical instrument is displayed, when the wearable audio-sensing electronic device is in a hearing aid mode, an identification of the audio and a direction from which the audio originates is displayed, when the wearable audio-sensing electronic device is in an ambiance indicator mode, a visual representation of an audio ambience is displayed, and when the wearable audio-sensing electronic device is in an audio recorder mode, the audio is recorded to the memory and played back.

An audio sensing device having a resonator array and a method of acquiring frequency information using the audio sensing device are provided. The audio sensing device includes a substrate having a cavity formed therein, a membrane provided on the substrate and covering the cavity, and a plurality of resonators provided on the membrane and respectively sensing sound frequencies of different frequency bands.

A multimedia sensor network data transmission cooperative processing method mainly relates to a method for processing the superfluous environmental data among sensor nodes and occupying network resources reasonably. The data processing method is based on the isomerism of wireless sensor network nodes, requires that the functions of nodes can be dispersed to a maximum extent. The nodes can be divided into the following varieties: an ordinary sensing node 1, a video sensing node 2, an audio sensing node 3, a multimedia cluster head node 4, a base station node 5 and an access node 6. The invention can not only save energy, but also can establish a function dispersing cooperative processing mechanism in a wireless network, which leads the heterogeneous nodes in the whole network not to be interfered with each other, thereby being easy to maintain; besides, the homogeneous nodes can cooperate with each other, thereby being capable of occupying the network resource more reasonably and satisfying the demand of actual application more effectively.

An electronic device having a unique audio sensing method that senses the event of no audio for a predetermined period of time. The sensed information is used by a microprocessor to bring the device into a low-power mode. The same method may be used to bring a device into active mode from a low-power mode.

The invention provides a tracking monitoring method and device and belongs to the monitoring technical field. The method is applied to a tracking monitoring system, wherein the tracking monitoring system comprises an image acquisition device and a plurality of audio sensing devices located at different positions. The method includes the following steps that: sound signals acquired by each audio sensing device are acquired, so that a plurality of sound signals can be obtained; the position of a sound source which generates the plurality of sound signals is obtained through calculation according to the plurality of sound signals; whether the sound source is located in a preset monitoring area is detected; and when the sound source is located in the preset monitoring area, the image acquisition device is controlled to acquire the image acquisition of the position where the sound source is located, so that the position where the sound source can be monitored. With the tracking monitoring method and device adopted, the image acquisition device can track and monitor the position of the sound source timely and reliably according to the needs of users.

An implantable device and corresponding method for suppression of tinnitus are described. An implantable signal processing module develops a stimulation signal for application to audio sensing tissue of the user. The signal processing module includes a tinnitus suppression mode in which the stimulation signal is unrelated to environmental sound near the user.

An implantable device and corresponding method for suppression of tinnitus are described. An implantable signal processing module develops a stimulation signal for application to audio sensing tissue of the user. The signal processing module includes a tinnitus suppression mode in which the stimulation signal is unrelated to environmental sound near the user.

The invention belongs to the fields of multimedia information processing and audio analyzing, and relates to a method for adjusting self-adaptive audio sensing loudness, which comprises that: the current audio file is filtered at the same loudness; the root mean square (RMS) energy value of an audio signal is calculated according to the special window size of the audio signal, and accordingly, the RMS energy sequence of the whole audio file is obtained; the RMS energy sequence is converted into a decibel value sequence, and the decibel value sequence is sorted in an ascending way; a difference method is utilized to calculate the second derivative of the decibel value sequence which is sorted in the ascending way, and a locale window average method is utilized to smooth the second derivative sequence; when the sequence is overlong, the original sequence is sub sampled; and the optimal stable decibel section of the current audio is searched on the smoothed second derivative sequence, and the average decibel of the section is calculated to be used as the optimal stable loudness of the current audio file. The loudness adjustment is carried out on the audio by adopting a linear mappingmethod. The method has the advantages of quick operating speed, accurate correction, satisfaction of acoustic sensing, stable performance, lossless audio frequency and tone quality and the like.

A method for processing a multichannel audio signal may be configured to control the amplitude of one channel of the signal relative to another based on the levels of the two channels. One such example uses a bias factor, which is based on a standard orientation of an audio sensing device relative to a directional acoustic information source, for amplitude control of information segments of the signal.

A system (1) is described which is suited for suppressing audio distortion. The system comprises echo cancelling means g1, g2 coupled between an audio output (4) and a distorted desired audio sensing microphone array (3), and a filter arrangement (7) coupled to the echo cancelling means g1, g2 and / or the microphone array (3). The filter arrangements' coefficients represent reverberation distortion in the desired audio sensed by the microphone array (3).

The invention discloses a heating system using solar energy and heat stored by fused salt. A large-area solar heat collector and a high-capacity heat preservation water storage tank are used for storing solar heat energy; by the adoption of the characteristic that salt fusing liquid is high in heat storage density within a unit volume and the full use of valley low-price power at night for storing the heat energy, the heating system adopts a static salt fusing tank and an electric heater to directly heat the salt fusing liquid in the salt fusing liquid; by virtue of a method for indirect heat exchange through a heat insulation layer, the salt fusing liquid is more convenient and safer to heat, and the manufacturing cost is extremely low; a super-audio sensing heating unit is used as an auxiliary heater for heating; the super-audio sensing heating unit automatically adjusts the heating power according to the water temperature, so that the heating speed is high, and the heat efficiency is high. The heating system using solar energy and heat stored by the fused salt makes use of the solar energy, adopts the fused salt to store the valley low-price electric energy and adopts a high-efficiency and energy-saving super-audio sensing heating technology, so that the heating system is environment-friendly and energy-saving, lowers the heating expenses and benefits the nation and the people, the heat energy is comprehensively used, and the heating system is safer and more reliable.

The invention discloses a heat treatment process of the limited deep hardening of the groove end of a shifting fork and a special parallel sheet-shaped double-circuit curved surface notched inside induction coil thereof, belongs to the processing field of heat treatment. The heat treatment process comprises the following steps: (1) high-frequency induction quenching is performed to local groove end of the shifting fork which is forged preliminarily, normalized and machined; (2) cooling water is injected by an injection pipe to cool the groove end; and (3) tempering local groove end; in addition, when high-frequency induction quenching treatment is performed to local groove end, a CYP-40 super-audio frequency induction heating device is used and the parallel sheet-shaped double-circuit curved surface notched inside induction coil is added aiming at the characteristic of the groove end that the both sides are thin and the middle is thick; and in order to prevent that the hardness of the front edge is not enough, a silicon steel plate is added on the front part of the groove end, thus the loss of magnetic lines can be lowered and the induction efficiency can be increased.

The invention discloses a mobile terminal comprising a first short-range wireless communication module used for receiving an environment noise signal sent by a noise detection device via a second short-range wireless communication module; a denoising signal generating module used for generating an audio denoising signal according to the environmental noise signal; and an audio playing module used for playing the audio denoising signal. The invention also discloses a denoising device comprising the noise detection device and the mobile terminal, wherein the noise audio detection device comprises an audio sensing module used for detecting environmental noise and transmitting the environmental noise to the second short-range wireless communication module; and the second short-range wireless communication module is used for sending the environmental noise signal to the mobile terminal. The invention also discloses a corresponding denoising method. By using the scheme of the mobile terminal, the denoising device and the denoising method thereof provided by the invention, noise close to the terminal can be reduced or counteracted, and the effect of denoising actively is achieved.

The invention discloses a bionic sonar two-dimensional experience map drawing method, a storage medium and equipment. The method includes the following steps: constructing a bionic sonar template according to an echo signal collected by a bionic sonar system, and generating a corresponding local scene cell; updating a position and attitude sensing cell according to information collected by a gyroscope and an accelerometer; constructing an audio sensing Hash template according to the echo signal collected by the bionic sonar system; using the bionic sonar template and the audio sensing Hash template to correct the position and attitude sensing cell; and drawing and correcting a bionic sonar two-dimensional experience map according to the relationship of the audio sensing Hash template, thelocal scene cell and the position and attitude sensing cell. The accuracy of closed loop detection can be improved, and the distortion of two-dimensional experience maps can be improved.

A signal processing method of an audio sensing device is provided. The audio sensing device includes a plurality of resonators, at least some of the plurality of resonators having different frequency bands. The method includes setting a plurality of time frames corresponding to the plurality of resonators, and calculating a sound feature for each of the plurality of time frames, the sound feature being calculated based on an audio signal detected by each of the plurality of the resonators, wherein the plurality of time frames are set independently for each of the frequency bands, and at least some of the plurality of time frames are set to have different time intervals.

The invention relates to a mosquito and insect prevention iron wire window system, which comprises a power supply, wherein the power supply is directly connected with an electric window, the electric window is respectively connected with a remote control system, an audio frequency sensor and a regulation and control system, the remote control system comprises a remote controller and a remote control receiver, the audio frequency sensor can start the electric window through the sound frequency of mosquitoes and insects, and the regulation and control system is simultaneously connected with the remote control system and the audio frequency sensor. The mosquitoes and the insects can be effectively prevented from entering a room through the sound frequency of the mosquitoes and the insects, simultaneously, the selective control can be carried out through the arrangement of the remote control device, in addition, any adverse influence cannot be caused, the indoor cleanness can be effectively ensured, and the mosquito and insect prevention iron wire window system has the advantages that the environment is protected, the effect is good, and the operation is simple.

A method includes identifying an active state of a headset interface of a device. A signal generated by a microphone of the device is monitored to identify an alert trigger not initiated by a user of the device. Operation of the headset interface is interrupted responsive to identifying the alert trigger. A device includes a microphone, a headset interface, and a processor coupled to the microphone and the headset interface. The processor is to identify an active state of the headset interface, monitor a signal generated by the microphone to identify an alert trigger not initiated by a user of the device, and interrupt operation of the headset interface responsive to identifying the alert trigger.

An assembly and method for automatic real time enhancement of audio signal on the basis of listening environment and ambience noise, wherein said assembly comprises one or more audio sensing device such as microphone, a computer implemented system further comprising a non-transitory computer-readable storage medium storing instructions and components to analyze and process audio signals; and a method to capture the sound in listening environment using the audio sensors whereby plurality of audio sensors are located at plurality of locations to capture the proximal sound signals and transferring the captured signal to a system, whereby, the instructions stored in memory on execution by the computer analyze and process the sound signals to provide enhanced sound signal which are transferred to plurality of speakers.

The invention discloses a risk control method in online psychological counseling. A local dialogue interaction device 1, a server module 2, a remote online counseling unit 3, a psychological state andsymptom corresponding library 4 and an alarm module 5 are included. The local dialogue interaction device 1 comprises a local processing device 6, an audio sensing device 7, a video sensing device 8,an automatic dialect selection switch 9, a sensitive word and voice library 10, an audio output module 11 and a video transmission module 12. The local dialogue interaction device 1 and the server module 2 are connected through communication signals, and the server module 2 is in communication signal connection with the remote online consultation unit 3, the psychological state and symptom corresponding library 4 and the alarm module 5. According to the invention, contrastive analysis is carried out on the audio and the video, then corresponding safety detection filtering is carried out respectively, and manual intervention is carried out on special data, so that accidents are avoided. Meanwhile, the dialect recognition mode is utilized to better perform intelligent voice recognition, sothat the consultation accuracy of the application is improved.

The invention discloses a headset detecting device, in particular relates to an improvement of a non-contact headset detecting device structure, which belongs to detecting equipment, and is mainly used for inspecting cheating by a stealth headset or audio sensing equipment in an examination hall. The headset detecting device of the invention is high in sensitivity and simple in structure. The headset detecting device comprises a microprocessor, a frequency-fixed transmitting circuit, an electromagnetic wave transmitting element and a sound wave receiving element, wherein the microprocessor is connected with other components, used for controlling an audio signal output by the frequency-fixed transmitting circuit and makes a judgment according to an electrical signal output by a frequency selection sound control circuit; the output end of the frequency-fixed transmitting circuit is connected with the electromagnetic wave transmitting element to output an audio driving signal under the control of the microprocessor; the electromagnetic wave transmitting element is driven by the driving signal output by the frequency-fixed transmitting circuit to transmit an electromagnetic wave; and the sound wave receiving element is used for receiving a sound wave generated by the stealth headset under the action of an audio electromagnetic wave transmitted by the electromagnetic wave transmitting element.

The invention discloses an orchard guarding service robot which is applied to fruit tree guarding in orchards. The orchard guarding service robot is characterized in that a vision sensing system, an audio sensing system, a distance sensing system and a moving device are included, and the vision sensing system, the audio sensing system, the distance sensing system and the moving device are respectively and independently connected with a data processing module and are in two-way data transmission with the data processing module. The orchard guarding service robot has the advantages that omnibearing and automatic orchard guarding is achieved through the robot, an original manual guarding mode is improved to be a robot automatic guarding mode, harmful effects caused by manual guarding negligence are avoided, orchard guarding efficiency is greatly improved, and orchard safety is guaranteed.

The invention provides a processing method for a hollow anchor rod. Materials and devices used for processing the hollow anchor rod comprise hot rolled seamless round steel, a super-audio induction heater, a perforating device, a rolling device, a spraying device and a heat treatment device, the processing method for the hollow anchor rod comprises the following steps of: putting the hot rolled seamless round steel in the super-audio induction heater to be heated, putting the hot rolled seamless round steel in the perforating device to be perforated after further heating, and then carrying outthermal insulation treatment, and cooling the hot rolled seamless round steel after thermal insulation treatment; after cooling, putting the perforated hot rolled round steel into the rolling devicefor deformation treatment and pressing into a thread shape; after pressing and rolling, sending the hot rolled round steel into the spraying device for continuous spraying to ensure uniform spraying of the perforated hot rolled round steel; and finally, putting the perforated hot rolled round steel into the thermal treatment device for thermal treatment to obtain a finished product. The hollow anchor rod manufactured by the invention has low cost, improves the surface hardness after being sprayed by the spraying device, and has higher strength and higher elongation after thermal treatment.

The invention relates to an advertisement release device for a restaurant. The device comprises an audio sensing device, an audio processing device, a TF storing device, a time acquiring device and a main control device, wherein the audio sensing device and the audio processing device are arranged at the front end, opposite to an entrance of the restaurant, in the guest incoming direction of the restaurant; the audio sensing device is used for monitoring in real time and acquiring front end audio information; the audio processing device is connected with the audio sensing device and is used for analyzing audio data of the front end audio information; and the time acquiring device is used for acquiring time quantum where the current time is placed and then taking the time quantum as real-time quantum to be outputted; the TF storing device is used for storing various preset data; the main control device is used for determining whether to enter a serving mode according to the audio data analyzing result of the audio processing device, the real-time quantum and the storage content of the TF storing device.

A digital multi-tone audio-sensing controller includes an audio receiver, a signal processor, a driver and a load. The audio receiver receives and outputs an external analog signal and the external analog signal are subject to amplification, frequency-division and digitalization by the signal processor for generating an external digital signal. The driver electrically outputs a driving signal based on the external digital signal. Therefore, multiple loads can be driven in programmable and flexible way.

The invention relates to a mine ventilator working state monitoring system based on WT-CNN and sound and vibration feature fusion. The monitoring system comprises an acquisition node, an analysis node, an upper computer monitoring center and a handheld terminal. The acquisition module comprises a distributed audio sensing node and a vibration sensing node, fuses ventilator working state audio and vibration signals, transmits data to a microprocessor of an analysis node through a wired and wireless heterogeneous communication network, and adopts a WT-CNN-based mine ventilator fault monitoring model to realize rapid processing and analysis of acquired data. The abnormal diagnosis result is uploaded to an upper computer monitoring center through the industrial Ethernet, and an upper computer interface displays the working state characteristic information of the mine ventilator in real time. The working state of the mine ventilator can be monitored in real time, the real-time alarm function is provided, and the fault occurrence rate is reduced.

The embodiment of the present invention discloses a recording method, device and terminal, which relate to the field of audio and video recording and broadcasting, and are invented in order to avoid the problem that the recording stereo effect is not good due to the change of the position and state of the terminal. The method includes: according to the current placement state of the terminal, obtaining a placement state parameter of the terminal; determining that one of the at least one camera unit is in an on state; determining at least The corresponding relationship between the two audio sensing units and the recording of the two channels; according to the corresponding relationship between the recording of the at least two audio sensing units and the two channels, adjust the volume intensity of at least two audio sensing units, so that through the two The volume intensity difference of the two channels is less than the preset threshold. The invention can be used in audio processing technology.

The invention discloses an intelligent traffic signal lamp control system in the technical field of transportation. The intelligent traffic signal lamp control system comprises a traffic signal lamp module, a camera module, a standby battery module, a circuit protection module, an audio sensing module and a public circuit module, wherein the traffic signal lamp module is used for displaying traffic lamp reminding signals conforming to traffic rules; the camera module is used for shooting the traffic management road surface at regular time; and the standby battery module is used for automatically supplying power to the traffic signal lamp module and the camera module in the case of thunder and lightning. The audio sensing module is used for sensing thunder and lightning, and after thunder and lightning are felt, the circuit of the traffic signal lamp system is automatically disconnected from the public circuit, and the standby battery module is used for providing power output for the traffic signal lamp, so that the power failure of the transmission conductor due to lighting stroke is avoided, and the normal command of the traffic signal lamp is not influenced.