36 results about "Ear region" patented technology

The invention provides an electrode assembly, a battery and electric equipment, and relates to the technical field of batteries. The electrode assembly includes a wound body. The winding body comprises a wound pole piece, and the pole piece comprises a pole piece body, a tab area and a transition area. The pole piece body is coated with an active substance, and the pole piece body is connected with the tab region through the transition region. And the tab region comprises a plurality of tabs which are arranged at intervals along the winding circumferential direction. The tab area comprises a first section and a second section, one end of the first section is connected with one end, far away from the pole piece body, of the transition area, the second section is connected with one end, far away from the transition area, of the first section, the first section is bent towards the direction far away from the winding center along the leveling direction of the tab area towards the pole piece body, and the second section is bent towards the direction of the winding center. In the leveling process of the tabs, the first section and the second section can be regularly leveled to the pole piece body according to the bending direction, so that the problem that metal chips are generated due to rubbing is effectively avoided, and the distribution rule of the tabs is improved.

Provided is an earphone comprising a core module and a hook structure connected to the core module. The hook structure includes a battery housing, and a battery connected to the core module is disposed within the battery housing. In a wearing state, the core module is located at a front side of an ear, and a free end of the core module that is not connected to the hook structure extends into a cavity of auricular concha of the ear. A portion of the hook structure is located on a rear side of the ear in the wearing state. The core module and the battery housing jointly clamp an ear region corresponding to the cavity of auricular concha from a front side and a rear side of the ear region. The battery housing contacts the skin of the head around the ear.

The invention provides a newborn ear malformation intelligent diagnosis method and system based on multi-modal fusion, and relates to the technical field of image data processing, and the method comprises the steps: obtaining an auricle image of a newborn; constructing a newborn ear malformation diagnosis model; extracting geometric features of the auricle image, and outputting an ear region detection frame in the auricle image; extracting texture features of the auricle image; performing multi-modal fusion on the geometric features and the texture features to obtain fusion features of the auricle image; and according to the fusion feature of the auricle image, detecting whether the newborn has ear deformity, and outputting a deformity type. According to the method, multi-modal fusion can be carried out on the geometric features and the texture features in the newborn auricle image, local details of the ear are fully captured, complex morphological and texture differences are better captured, the distinguishing ability of the model for different ear malformation types is improved, and the accuracy of newborn ear malformation diagnosis is improved.

Provided is an earphone. The earphone includes a core module and a hook-like structure connected to the core module. The core module has a connecting end connected to the hook-like structure and a free end not connected to the hook-like structure. The core module is located on a front side of an ear in a wearing state and the free end extends into a cavum conchae of the ear. At least a portion of the hook-like structure is located on a rear side of the ear in the wearing state, and the core module and the hook-like structure jointly clamp an ear region corresponding to the cavum conchae from a front side and a rear side of the ear region, which increases the resistance against the earphone falling off the ear, thereby improving the stability of the earphone during wear.

Provided is an earphone. The earphone includes a core module and a hook-like structure connected to the core module. The core module has a connecting end connected to the hook-like structure and a free end not connected to the hook-like structure. The core module is located on a front side of an ear in a wearing state and the free end extends into a cavum conchae of the ear. At least a portion of the hook-like structure is located on a rear side of the ear in the wearing state, and the core module and the hook-like structure jointly clamp an ear region corresponding to the cavum conchae from a front side and a rear side of the ear region, which increases the resistance against the earphone falling off the ear, thereby improving the stability of the earphone during wear.

The invention discloses a corn ear damage detection method based on embedded and image processing, and relates to the technical field of crop nondestructive testing, and the method comprises the steps: extracting the image edge features of a current original image, segmenting a background region, obtaining a first image, carrying out the expansion processing of the first image, determining an ear region, and obtaining a second image; the first image is subjected to ear area removal processing to obtain a second image, the second image is pre-processed to obtain a corn leaf area, the second image is subjected to corn leaf area removal processing to obtain a third image, and the third image is subjected to opening operation to obtain a damage area. According to the method, in different color spaces, different feature extraction difficulties are different, so that the accuracy of region range determination can be greatly improved by extracting different feature regions in different color spaces.

An earphone is provided. The earphone comprises a core module, and a hook structure and an auxiliary structure which are connected with the core module. The core module is located on a front side of an ear in a wearing state. At least a portion of the hook structure is located on a rear side of the ear in the wearing state. At least a portion of the auxiliary structure is located on the front side of the ear in the wearing state. The core module is pressed on a first ear region corresponding to a cymba conchae of the ear, and the auxiliary structure is pressed on a second ear region corresponding to an antihelix of the ear.

The present disclosure relates to a positioning and stabilizing structure for a patient interface, the positioning and stabilizing structure comprising a knitted spacer fabric having a first section continuously joined to a second section configured, in use, to surround an ear region of a wearer's head, wherein the first section is configured to be thicker than the second section.

Provided is an earphone comprising a core module and a hook structure connected to the core module. The hook structure includes a battery housing, and a battery connected to the core module is disposed within the battery housing. In a wearing state, the core module is located at a front side of an ear, and a free end of the core module that is not connected to the hook structure extends into a cavity of auricular concha of the ear. At least a portion of the hook structure is located on a rear side of the ear in the wearing state. The core module and the battery housing jointly clamp an ear region corresponding to the cavity of auricular concha from a front side and a rear side of the ear region. This arrangement allows the earphone to be worn stably and comfortably on the ear. The battery housing contacts the skin of the head around the ear to increase a contact area between the battery housing and the skin of the user, which allows the user to be aware that he or she is wearing the earphone while ensuring a stable and comfortable fit, thereby providing a sense of security and enhancing the wearing experience of the user.

The present disclosure mainly relates to earphone. The earphone comprises a core module, and a hook structure and an auxiliary structure which are connected with the core module. The core module is located on a front side of an ear in a wearing state. At least a portion of the hook structure is located on a rear side of the ear in the wearing state. At least a portion of the auxiliary structure is located on the front side of the ear in the wearing state. The core module is pressed on a first ear region corresponding to a cymba conchae of the ear, and the auxiliary structure is pressed on a second ear region corresponding to an antihelix of the ear, which increases a contact area between the earphone and the front side of the ear, and prevents a force between the earphone and the front side of the ear from being concentrated in a relatively small region. In addition, in the thickness direction of the core module, an offset distance between the auxiliary structure and the hook structure is less than an offset distance between the core module and the hook structure, such that a shear stress generated by a clamping force of the earphone on the ear is weakened, or even converted into a compressive stress, thereby improving the stability and comfort of the earphone in the wearing state.

Disclosed is an animal tracking system having at least one temperature sensor associated with a heat transfer element which has a heat transfer area provided in a manner contacting the ear of livestock, in order to provide tracking of health information and behavior analyses of livestock by the breeder by an electronic ear tag fixed to the ear regions of livestock.

Earphone characterized in that the earphone comprises a core module and a hook structure connected to the core module, wherein the core module comprises a connecting end connected to the hook structure and a free end not connected to the hook structure, wherein the core module is in a worn state in front of an ear, with the free end of the core module projecting into the cavum conchae of the ear, where the hook structure, when worn, is at least partially located behind the ear, wherein the core module and the hook structure clamp an ear area corresponding to the cavum conchae from a front and back of the ear area, wherein the core module in the worn state has, in one thickness direction, an inner side facing the ear and an outer side facing away from the ear, as well as a connecting surface that connects the inner side with the outer side, wherein the connecting surface is at least partially located in the caveum conchae when worn and forms a first contact zone with the front of the ear area, where the hook structure, when worn, forms a second contact zone with the back of the ear area, wherein the second contact zone overlaps at least partially with the first contact zone in the thickness direction of the ear area, and where the thickness direction is defined as the direction in which the core module extends towards or away from the ear when worn.

In an embodiment a protective helmet includes an outer shell configured for distributing impact forces, a strap arrangement comprising at least one front strap and at least one rear strap, respectively, configured for securing the protective helmet on a head of a wearer, wherein front fastening locations of the protective helmet, at which the at least one front strap is fastened, are arranged offset with respect to rear fastening locations of the protective helmet, at which the at least one rear strap is fastened, along a longitudinal direction of the protective helmet, and a deflecting arrangement configured for lying against the head when the at least one front strap is secured and the at least one rear strap is secured, wherein the deflecting arrangement is connected to the outer shell so as to be freely movable with respect thereto and is configured for engaging with the at least one rear strap such that the at least one rear strap is deflectable away from an ear region of the head.

An eye gaze detection method includes: acquiring image data of a face of a person; detecting, from the image data, a left eye region including a left eye of the person and a right eye region including a right eye of the person; detecting, from the image data of the face, at least one of an ear region including an ear of the person and a hair region including hair of the person, when only one eye region of the right eye region or the left eye region is detected; detecting information indicating an orientation of the face based on information indicating a position of one eye included in the one eye region and information indicating the at least one; and detecting information indicating an eye gaze of the person based on the information indicating the position of the one eye and the information indicating the orientation of the face.

The application discloses an ear image collecting device and an ear image recognition and analysis method thereof, and comprises a handle and a cover body, wherein the cover body is connected with the end of the handle; the cover body is in the shape of a horn and is sequentially provided with a light reflection part, a folding part and a light shielding part from inside to outside, and a standard color ring is arranged on the junction of the front end of the folding part and the light shielding part along the circumference. The beneficial effect is that the collecting device can realize light shielding and light supplement when collecting the ear image, ensure the stability of the light source, reduce the hue deviation, adjust the angle between the cover body and the ear through the folding and telescopic design of the folding part, obtain the image perpendicular to the ear, and make the ear image clear and complete. Through the ear image recognition and analysis method, the effective recognition, segmentation and feature point matching of the ear region image can be improved, 91 feature points of the ear image are obtained, the ear region is recognized and trained, and the recognition accuracy of the ear image acupoint positioning is higher than that of the traditional method.

The invention relates to the technical field of image processing, in particular to a live pig ear tag automatic identification method and system based on a high-resolution image. The method comprises the following steps: extracting a pig ear region in a live pig image; setting local windows of edge pixel points in the pig ear area, and calculating gradient information entropy of the edge pixel points according to gradient information in the local windows of the edge pixel points in the pig ear area; calculating the gradient direction aggregation degree of each edge pixel point; and taking the gradient information entropy of the edge pixel points and the gradient direction aggregation degree of the edge pixel points as description vectors of the edge pixel points, and identifying the live pig ear tag by using a shape context algorithm based on the description vectors. The method has the effect of improving the accuracy of pig ear tag identification.

The present application relates to the field of image processing technology, and in particular to a method and system for automatically identifying pig ear tags based on high-resolution images. The method comprises the following steps: extracting a pig ear region from a pig image; setting a local window of edge pixels within the pig ear region, calculating the gradient information entropy of the edge pixels based on the gradient information in the local window of each edge pixel within the pig ear region; calculating the gradient directional concentration of each edge pixel; using the gradient information entropy and the gradient directional concentration of the edge pixels as description vectors of the edge pixels, and identifying the pig ear tags using a shape context algorithm based on the description vectors. The present application has the effect of improving the accuracy of pig ear tag identification.

The invention relates to the technical field of corn ear shape quantitative analysis, and discloses a corn ear shape quantitative analysis method, device and equipment and a storage medium, and the method comprises the steps: obtaining a plurality of target corn ear RGB images, screening out training sample images, extracting a pure ear region, and carrying out the geometric division and measurement of the segmented ear region, feature width and height parameters are obtained, a feature ear edge angle is calculated through trigonometric function operation, size parameters formed by the feature width and height parameters and the calculated ear edge angle serve as input features, and a machine learning grading model is constructed and trained in combination with manual grading labels; and utilizing the trained machine learning classification model to analyze the characteristic parameters of the to-be-classified corn ear image, and outputting a quantitative classification result. The objective, accurate and efficient corn ear shape testing method is established, conversion of DUS testing from experience judgment to digital testing is achieved, and the method has important theoretical value and practical significance for seed industry intellectual property protection.

The present invention relates to a body composition analysis method using electroencephalography and an analysis apparatus therefor, wherein information about body composition, such as body water content, protein mass, mineral mass, skeletal muscle mass, body fat percentage, body fat mass, or body mass index (BMI), can be analyzed through electroencephalography signals from a scalp region or an ear region in a stable state with eyes open (EO) or eyes closed (EC). Thus, the present invention can be effectively used for body composition analysis without spatial or temporal constraints.

The invention relates to the field of medical information processing, in particular to a coronary heart disease early warning model construction method and system based on auricular point multi-modal features. The method comprises the following steps: using ear region temperature features, ear region blood flow features, ear region morphological features and traditional risk factors as input of a machine learning model, using whether the patient suffers from the coronary heart disease as a label, training the machine learning model, and obtaining an early warning model of the coronary heart disease. The traditional Chinese medicine auricular point theory and the modern machine learning technology are combined for the first time, correlation between auricular point characteristics and coronary heart disease incidence is verified through prospective research, a scientific basis is provided for prevention of diseases, and application of combination of traditional Chinese medicine and western medicine in the field of cardiovascular disease prevention is promoted.

In a polyester fabric surface zipper in which Tb is 0.94 times or less of Ts, as defined in this specification, the ear regions at both ends are not offset in the weft direction. Instead, the ear regions of a constant width are continuous and straight in the warp direction at both ends. As a result, when this polyester fabric surface zipper is sewn onto clothing, the sewing lines in the ear regions remain straight and unbent, resulting in a sewn product with excellent appearance.

An audio system and a corresponding method for generating a virtual soundstage in a vehicle interior are described. A speaker array with at least a first and second central speaker is used, which is arranged centrally between two vehicle seats. In addition, pairs of seat speakers are located near the head regions of the occupants. A signal processing unit receives an input signal and controls the speakers. The central speakers are controlled with inverted and time-shifted signals in order to generate zero points in the radiation characteristics. These are directed at the ear regions of the head regions and thus center the perception of the virtual soundstage. The seat speakers create spatial sound envelopes around the head regions. By combining the central speaker array with targeted control and side seat speakers, an optimized seat-position-centered sound reproduction with an immersive sound impression is achieved.

An audio system and a corresponding method for generating a virtual soundstage in a vehicle interior are described. A speaker array with at least a first and second central speaker is used, which is arranged centrally between two vehicle seats. In addition, pairs of seat speakers are located near the head regions of the occupants. A signal processing unit receives an input signal and controls the speakers. The central speakers are controlled with inverted and time-shifted signals in order to generate zero points in the radiation characteristics. These are directed at the ear regions of the head regions and thus center the perception of the virtual soundstage. The seat speakers create spatial sound envelopes around the head regions. By combining the central speaker array with targeted control and side seat speakers, an optimized seat-position-centered sound reproduction with an immersive sound impression is achieved.

The present application provides a computer vision-based face cartooning processing method, comprising: obtaining an initial image; detecting a face in the initial image to obtain a face area; expanding the face area proportionally to obtain an expanded area; detecting ears and hair in the expanded area to obtain an ear area and a hair area; performing ear segmentation, hair segmentation, and face segmentation operations in the expanded area, respectively, and outputting an ear segmentation image, a hair segmentation image, and a face segmentation image; fusing the ear segmentation image, the hair segmentation image, and the face segmentation image to output a head key feature fused segmentation image; cartooning the head key feature fused segmentation image to output a face cartoonization result image; mapping the face cartoonization result image back to the initial image according to coordinates, and outputting a final face cartoonization image with a background; the computer vision-based face cartooning processing method of the present application can accurately obtain the head key features.

The application discloses a method for counting ears, and related devices, equipment and storage media, wherein the method comprises: obtaining an ear region of each candidate ear in an ear image and a probability density map of the ear image; performing prediction based on the ear region of the candidate ear to obtain the completeness of the candidate ear; selecting the candidate ear as a complete ear or a partial ear based on the completeness of the candidate ear; obtaining a first count value based on the total number of complete ears, and obtaining a second count value of the partial ear based on the completeness of the partial ear and a count coefficient of the partial ear; wherein the count coefficient of the partial ear is obtained based on a sub-density map corresponding to the ear region of the partial ear in the probability density map; and obtaining a total ear count value of the ear image based on the first count value and the second count value. The above scheme can improve the accuracy of ear counting.

This invention discloses a method for ear canal localization and tracking based on depth camera contour scanning. The method includes: first, acquiring a depth image of the side of the face using a depth camera, marking the ear region and ear canal position in the image, and converting the depth image into a 3D point cloud, which is then saved as a template point cloud; the user maintains the same position and posture as when the template was acquired to obtain the side target point cloud; then, registering the template point cloud with the target point cloud; finally, based on the ear position features and ear canal coordinates determined by the registration and localization, continuous tracking is performed using a tracking algorithm. This invention features a simple system structure and strong practicality, effectively tracking both translation and rotation of the target head in three-dimensional space while avoiding privacy leaks.

The utility model discloses a pole piece and pole lug area heating device which has a first direction and a second direction which are intersected, the pole piece and pole lug area heating device comprises a shaft body, and the axial direction of the shaft body is parallel to the first direction; the multiple heat conduction modules are sequentially arranged on the shaft body in a sleeving mode at intervals in the first direction; the driving part is in transmission connection with the shaft body so as to drive the shaft body to move in the second direction; the heat insulation part is arranged on the side, located in the second direction, of the heat conduction module, and the driving part is in transmission connection with the heat insulation part to drive the heat insulation part to move, so that the heat insulation part can shield at least part of the area of the orthographic projection of the heat conduction module in the second direction. The driving piece can drive the heat conduction module to move so as to control the contact between the heat conduction module and the pole piece to flexibly control the heating of the tab area of the pole piece; the heat insulation piece can be arranged between the heat conduction module and the pole piece to reduce heat transfer of the heat conduction module as much as possible. Therefore, the heating device can realize more flexible and accurate control on the heating of the tab area.

The utility model relates to the technical field of electronic display screens, and discloses a narrow-frame electronic paper structure, which is characterized in that a conductive silver adhesive is arranged in a non-display area of the electronic paper structure and is used for realizing electric connection between a second electrode and a first electrode in an electronic ink film, so that the effect of supplying power to the electronic ink film is realized; the conductive silver adhesive is arranged in an edge sealing adhesive position area of an original electronic paper product (the space occupied by the edge sealing adhesive at a frame of the electronic paper product is utilized), and the frame of the electronic paper is not additionally occupied; the problem that the electronic ink film occupies a redundant frame due to the existence of an ear region (which cannot be imaged) because the ear region needs to be arranged on the traditional electronic ink film and a through hole is formed in the ear region is avoided; and meanwhile, as the electronic ink film in the scheme does not need to be provided with an ear region any more, the electronic ink film is in a complete rectangle shape, when the electronic ink film is cut, the cutting path does not need to be frequently adjusted, and the cutting difficulty of the electronic ink film is reduced.

An acoustic system and a corresponding method for generating a virtual sound field in an interior of a vehicle are described. A loudspeaker array having at least one first and one second central loudspeaker is used, which is arranged centrally between two vehicle seats. Additionally, the pair of seat speakers is located near the head area of the passenger. The signal processing unit receives an input signal and controls the loudspeaker. In this case, the center speaker is actuated by means of inverted and time-shifted signals in order to generate a zero point in the radiation characteristic. The zero points are directed towards the ear regions of the head region and thus centring the perception of the virtual sound field. Seat speakers create a spatial sound surround around the head region. Optimized sound playback and immersive sound impressions centered on the seat position are achieved by the combination of a central speaker array with targeted manipulation and side seat speakers.

Provided is an earphone comprising a core module and a hook structure connected to the core module. In wearing state, the core module is located at a front side of ear, a free end of the core module extends into a cavity of auricular concha of the ear, and a portion of the hook structure is located on a rear side of the ear. Orthographic projections of the hook structure and the core module on a first reference plane do not overlap. A first reference line segment having a shortest length is between the orthographic projections of the hook structure and the core module. When the core module is fixed, the hook structure, when pulled 5 mm to 10 mm away from the core module along a direction parallel to the first reference line segment, has a pulling force between 0.6 N and 8 N at a measurement fixed position. This arrangement enables the hook structure to deform in an appropriate range, which allows the core module and the hook structure to jointly clamp the ear region corresponding to the cavity of auricular concha with an appropriately clamping force from the front and rear sides of the ear region, thereby improving the stability and comfort of the earphone when worn by the user.