62 results about "Smell Perception" patented technology

Systems and methods for managing scent in an environment include disposing a plurality of scent diffusion devices within an environment, wherein the diffusion devices include a communications facility that enables transmitting signals to and receiving signals from a remote computer and disposing at least one sensor within the environment that transmits sensor data to the remote computer. At least one scent parameter for scenting an environment is received at the remote computer. The remote computer controls diffusion of a liquid from a source of a liquid in fluid communication with at least one of the plurality of scent diffusion devices to achieve the scent parameter. Controlling includes setting or adjusting an operation parameter of the scent diffusion device in response to the sensor data.

The invention provides a multi-channel augmented reality system. The system comprises a corresponding sensing input subsystem comprising a voice sensor for obtaining a voice signal, a temperature and humidity sensor for obtaining temperature and humidity signals and a wind power sensor for obtaining a wind power signal, a somatosensory control subsystem comprising a somatosensory controller for recognizing hand actions of a user, an information fusion processing subsystem, a smell generating subsystem comprising a fragrance generating machine for generating fragrance according to a signal obtained by a human body sensing sensor, a virtual reality graphic display subsystem comprising a projector for controlling interaction demonstration through two-dimensional marking point recognition, three-dimensional registration and three-dimensional animation control, and a shake and sound feedback subsystem for providing shake and sound touch output of interaction demonstration contents of the virtual reality graphic display subsystem for a user. The multi-channel augmented reality system establishes a model, enables the user to completely stay in an augmented reality environment and performs interaction through all of body positions of vision, hearing, touch, smell and the like.

A discriminating method of parallel series patter and its application in the machinery smell, the characteristics is that regarding the big scale smell sorts and intension confirm problem as assortment problem, and then regarding as approximation problem, giving settling respectively for the mode which is made up of classifier layer and function approximation mode layer. It includes the four implementation steps: (1) n pieces one output neural net of classifier layer takes charge of ensuring the types of n kinds of smell, one to one correspondence. The training subset of a network is made up of all representative smell samples and the part apposition smell samples. (2) n pieces one output neural net of function approximation mode layer takes charge of ensuring the intensity of n kinds of smell, one to one correspondence. The training subset of a network is made up of all representative smell samples. (3) The suppositional balance of imbalance training subset. (4) n+1 pieces one output neural net puts up decision. By using the invention, the machinery olfactometer can solve the simultaneous estimation problem of thousands upon thousands smell types and intensity.

The invention provides an odor stimulating method of a broadcast television audio/video program, belonging to the technical field of televisions. The odor stimulating method of the broadcast television audio/video program is characterized by comprising the following steps of: converting odor information into a sound wave audio file out of the earshot and compounding the sound wave audio file and the audio/video file to be a sound wave audio/video file with the odor information out of the earshot, and sending the sound wave audio/video file to a television broadcasting server; converting a video program into a television signal, and transmitting the television signal to a television display terminal through a television receiving terminal of a user; and displaying the audio/video file by a display terminal and simultaneously diffusing the odor corresponding to the audio/video file. The invention has the advantages of effectively and reasonably mobilizing vision, hearing and smell sense organs of human synchronously to bring viewers into the action. Through the television technology on the basis of the traditional vision and hearing, the sense of smell is added to ensure that the viewers feel more real.

The invention relates to a test device, in particular to a high-accuracy smell test device, and aims to provide a high-accuracy smell test device which can detect the smell accurately and test the smell by the aid of a colored liquid. The high-accuracy smell test device comprises a box, a cross beam, an air cylinder, a cup cover, a servo motor, a stirring rod, an air suction pipe, a respirator, a small door, hinges, buckles, containers, valves I, water outlet pipes I, liquid measuring boxes, valves II, water outlet pipes II, a base, a driving electric wheel, a driven wheel, a steel wire rope, a slide rail, a slide block, a rotating motor, a rotating disk and utensils, wherein the cross beam is arranged above the left end of the outer part of the box, the air cylinder is arranged at the bottom end of the cross beam, and the cup cover is arranged below the air cylinder and connected with the air cylinder. With the adoption of the test device, the high-accuracy test effect of detecting the smell accurately and testing the smell by the aid of the colored liquid is realized.

The invention provides a smell training device. The smell training device comprises a storage device, an emitting device and a connecting part, wherein the storage device is used for storing OLFM; the emitting device is used for emitting OLFM; the connecting part is arranged between the storage device and the emitting device, each of two ends of the connecting part is provided with an opening, and the openings communicate with the storage device and the emitting device; a control valve is fixed in the connecting part in a sealed manner, and the control valve is a one-way valve, is opened when OLFM flows to the emitting device from the storage device through the connecting part, and is closed when OLFM flows to the storage device from the emitting device through the connecting part. The smell training device is suitable for smell training, and the invention aims at providing the smell training device which is reasonable in structure, easy and convenient to operate, and convenient to carry.

The invention provides a vehicle-mounted fragrance system and a fragrance implementation method. The system comprises an emotion recognition module, a control module and a fragrance module. The emotion recognition module is connected with the control module; the control module is connected with the fragrance module; the fragrance module comprises a fragrance selection mechanism and at least two fragrance boxes; air outlets are formed in the at least two fragrance boxes, and fragrance materials emitting different smells are assembled in the at least two fragrance boxes respectively; the fragrance selection mechanism is connected with the control module and is used for selectively opening one of the air outlets of the at least two fragrance boxes under the action of the control module, so that the fragrance module emits different smells according to the emotional state and controls the concentration of the emitted smells; different smells can be emitted according to the emotional state of a driver, so that the requirements of a user are met from the smell sense; and the system selects automobile-level components, is high in reliability and stability, and can be widely assembled on various vehicles.

The invention relates to a detection device, and in particular relates to a medical smell sense detection device for ophthalmology and otorhinolaryngology. The invention aims to provide the medical smell sense detection device for ophthalmology and otorhinolaryngology, which is obvious in detection effect, high in detection speed and simple and convenient in detection steps. The medical smell sense detection device for ophthalmology and otorhinolaryngology comprises a bottom plate, a placement platform, a seat, an installation frame, a cylinder, a supporting rod, a pipe I, a nozzle, a one-way valve I, a spring I, a lifting rod, a piston, a pipe II, a one-way valve II, a support I, a guide sleeve, an L-shaped connection rod, a spring II, a stop dog, a wedge block, a support II, a sliding rail, a medicine cup and a button, wherein the seat is arranged at right end of the top of the bottom plate, the placement platform is arranged at left end of the top of the bottom plate, the installation frame is arranged on the placement platform and the medicine cup is arranged at the top of the installation frame. The medical smell sense detection device for ophthalmology and otorhinolaryngology achieves the effects of obvious detection effect, high detection speed and simple and convenient detection steps.

The invention provides a training method for smell connection and smell differentiation of an olfactory operation of a working dog, and relates to the field of olfactory training of the working dog. The training method for smell connection of the olfactory operation of the working dog adopts a sniffing wall body, a chuck threaded pipe and a carrying bottle; smell emitting holes are formed on the surface of the sniffing wall body; the periphery of the sniffing wall body is fixedly connected with fixed brackets; and the training method further comprises the following step of: S1, firstly, reinforcing a behavior that the dog sniffs the smell emitting holes, filling an article capable of emitting a smell which makes the dog interested in in the carrying bottle in advance, and taking the dog toapproach to the smell emitting holes. By the training mode and use of props, training can effectively shorten time used for the dog to establish smell connection and smell differentiation, and smellconnection and smell differentiation establishing efficiency is improved; in the training process, students can more easily learn and more easily accept; training is developed sequentially by a sniffing wall; the training order is relatively good; and the training method also meets demands for alternatively carrying out training and pausing.

The invention relates to an automated olfaction testing and scoring system. The system comprises a smell stick box and a control panel, wherein a plurality of smell stick units are arranged in the smell stick box, a test zone is arranged at one end, close to a testee, of the smell stick box, each smell stick unit comprises a shell body, a cover is arranged at one end, close to the testee, of eachshell body, a propeller is arranged at the other end of each shell body, a smell stick is accommodated in each shell body, all smell sticks contain snuffs of different smells, the smell sticks can beexposed to the test zone under the pushing of the propellers, and the control panel is used for controlling operating of the smell stick box and inputting a test result.

The invention is a self-contained apparatus which uses a sensor to detect, and negative sensory stimulus to deter, undesired wildlife, or human, encroachment, and alert users of the device of said encroachment. It does so by using a bright flashing strobe to destroy the animal's or human intruder's night vision and visually alert users of the device to the presence of animals or other intruders. The device described in this patent application uses light stimulus, but other sensory stimulus, including but not limited to smell or hearing, may be used.

The invention relates to an intelligent smell recognition method for gas, which comprises the following steps: firstly, collecting P known gases, constructing a smell data sample library, secondly, constructing an intelligent gas recognition model and training by using data in the smell data sample library, and finally, performing signal feature extraction on to-be-detected gas and constructing a feature vector X, and inputting the X into a trained gas intelligent identification model, and outputting a predicted gas type label of the to-be-detected gas. According to the method, the intelligent gas recognition model is constructed on the basis of the neural network, meanwhile, the weight with the additional momentum factor, the threshold with the additional momentum factor and the self-adaptive learning rate are set to influence the training process, and finally intelligence and reliability of gas recognition are obtained.

A scent visualization system may comprise a display apparatus for generating a target image including a target object; an olfactory sensor for detecting a scent; and a scent visualization apparatus for generating target associative visualization information that reminds the scent from the target image received from the display apparatus and sensing information received from the olfactory sensor, and generating an associative image by combining the target associative visualization information and the target image. Therefore, a low-cost, high-efficiency, high-utilization, and high-convenience scent visualization system can be provided.

The invention discloses a sea crab safety detection and identification method and system. The method comprises the following steps: S1, pretreating a sea crab sample; s2, collecting smell data in the sea crab sample blocks in a user-defined manner; s3, preprocessing the smell data by using one-hot coding; s4, performing feature selection and extraction on the smell data, wherein the decomposition of a PCA algorithm is realized by using an SVD decomposition covariance matrix, dimension reduction processing is performed on the preprocessed odor data, and feature data capable of reflecting target requirements are extracted by using one-hot coding; s5, performing odor concentration judgment on the odor data by using multiple linear regression (MLR); s6, predicting and analyzing a detection result; s7, carrying out freshness grade division. According to the method, the smell of the sea crab sample is subjected to nondestructive detection by utilizing machine smell, the characteristics are extracted by utilizing machine learning, and the edible safety levels are classified, so that the problem that the characteristics for effectively representing smell information are difficult to extract when the crab detection is in a complete state that the crab detection is not segmented and the detection of weak signals is difficult to extract is solved.

The invention discloses an olfaction detection device for the otolaryngology department. The olfaction detection device comprises a base, a box body, a mounting plate, containers, a placement mechanism, a lifting mechanism and the like, the box body is connected to the upper portion of the base, theplacement mechanism is arranged on the lower portion of the box body, the mounting plate is mounted on the placement mechanism, the four containers are evenly connected to the upper portion of the mounting plate at intervals, and the lifting mechanism is arranged on the rear side of the box body. The olfaction detection device for the otolaryngology department has the advantages of being easy and convenient to operate, achieving olfaction detection, automatically positioning a conical tube, enabling a user to conveniently confirm the smell of liquid, automatically stopping olfaction detection when the conical tube is moved out of the container and conveniently reminding the user of the current state of the device.

The invention provides a multi-sensory training system for chidren, which comprises a touch all-in-one machine and training software embedded in the touch all-in-one machine; visual, auditory, tactileand olfactory training modules are arranged in the training software based on Web development; the touch all-in-one machine is provided with a camera, and the visual training module provides diversified visual stimulation, absorbs and maintains the visual concentration of students, and improves the visual experience. A plurality of types of sound materials are embedded and provided in the auditory training module to stimulate the auditory sense of children and increase the auditory experience; the touch all-in-one machine is provided with a plurality of control buttons, the control buttons are matched with the touch training module to conduct man-machine interaction operation with students, and touch experience is improved. The touch all-in-one machine is provided with an aromatherapy sprayer, the aromatherapy sprayer is matched with the smell training module to provide fragrance, and smell experience is improved. According to the invention, a variable interactive environment is established, various senses and feelings are connected in series to form an integral activity, interactive training is unified, and the training effect is improved.

The invention relates to a smell release control method and device based on vehicle-mounted music, computer equipment and a storage medium. The method comprises the steps that the music type of music played by a vehicle and current playing position information of the music are received; determining the gas of the first smell according to the music type; determining the gas amount of the gas of the first smell according to the current playing position information; releasing the gas with the first smell in the vehicle according to the gas quantity. According to the method, the function related to the smell of the vehicle can be increased, a driver and passengers can experience immersive experience brought by intelligence, music is better interpreted through smell, and the driving experience is further improved.

The invention discloses a shell, an information notification method and device, electronic equipment and a readable storage medium, and belongs to the technical field of communication. A groove is formed in the shell, the fragrance unit is arranged in the groove, the heat conduction unit is connected with the wireless charging unit, the heat conduction unit is in contact with the fragrance unit, and the fragrance unit emits fragrance under the condition that the temperature is increased. Due to the fact that the heat conduction unit is connected with the wireless charging unit, the wireless charging unit can transmit electric energy to the heat conduction unit, the heat conduction unit generates heat, the heat is conducted to the fragrance unit, and the fragrance of the fragrance unit is emitted to the exterior of the shell under the condition that the temperature of the fragrance unit is increased. Therefore, under the condition that the electronic equipment receives the target message, the user senses that the electronic equipment used by the user receives the information which the user pays attention to through smell, and the user is prevented from missing the information whichthe user pays attention to to a certain extent.

The invention provides a product propaganda and popularization device based on virtual reality. The device comprises a popularization device assembly, an odor device assembly and a control device assembly; a vacuum pump, an air pipe and a nozzle assembly are arranged in the odor device assembly; the vacuum pump sprays liquid with different smells stored in the third storage grid and the fourth storage grid into air through the spray head assembly. Therefore, a user can synchronously smell the smell in the video picture while watching the virtual video picture; a sound insulation material and asound production unit are arranged in the popularization device assembly. A storage module, a processing module and a sound module are arranged in the control device assembly. The sound insulation material isolates the sound of the promotion device assembly from the outside; the user has better immersion, the sound module controls the sound production unit to produce sound, and the user can hearsounds at different angles in the video picture, so that the product propaganda and popularization device has real smell experience, experience and auditory experience, and the impression of the useron the product is enhanced by combining the virtual reality picture.