166 results about "Human head" patented technology

A head and neck assembly for a humanoid robot, including a head portion having an exterior surface defining an overall shape resembling a human head; a neck portion extending from the head portion; a head housing assembly enclosing the head portion and neck portion; an electronics assembly contained within the head housing assembly; and a head actuator assembly configured to move the head portion relative to a torso of the humanoid robot.

The invention relates to a heterogeneous human head model construction method and system oriented to multi-physics field simulation, based on real human head T1 weighted magnetic resonance image data, key tissues such as white matter, gray matter and cerebrospinal fluid are accurately segmented, and a three-dimensional geometric model used for generating carrying tissue identification information is researched and developed; converting the model data into a file format conforming to the NASTRAN standard by utilizing an independently developed format conversion program, and completely retaining organization classification information; finally, different tissue areas are automatically recognized through physical field simulation software, corresponding frequency dependent material attributes are distributed, and a finite element model capable of being directly used for simulation is formed. According to the method, seamless integration of the high-precision heterogeneous human head model and the simulation platform is achieved, tedious manual repairing and assignment operation is not needed, the method has the advantages of being high in precision, high in efficiency and good in compatibility, and the authenticity and reliability of biomedical simulation such as transcranial magnetic stimulation and radio frequency coil design can be remarkably improved.

A head covering is described that includes a cap formed from a first stretchable material and shaped to encompass a top of a human head, an elastic band connected to a circumferential rim of the cap, and a headband formed from a second stretchable material and arranged around and connected to a bottom circumferential region of the cap. In certain implementations, the headband is non-detachably or detachably connected to the bottom circumferential region of the cap at attachment points spaced along a top edge of the headband and a bottom edge of the headband, such that a pocket is formed between the headband and the cap. In further accordance with such implementations, spacings between the attachment points along the top edge of the headband form openings that provide access to the pocket, such that a wearer can insert excess material of the cap into the pocket for storage therein.

The invention relates to an image magnification display device based on millimeter waves and a control method. The method comprises the following steps: acquiring human head features by utilizing a millimeter wave radar, calculating and generating safety outer frame parameters matched with a human head contour according to acquired human head contour data, and displaying a safety outer frame on a display module according to the safety outer frame parameters; judging whether size and position adjustment input of the safety outer frame exists or not, if yes, performing corresponding size and position adjustment, and entering the next step after adjustment is completed, otherwise, directly entering the next step; the display module carries out local amplification processing on an area picture selected by the safety outer frame; millimeter waves and an FPGA are added to the display, a reasonable area needing to be amplified is mapped according to the size of the head of a human body after the millimeter waves recognize the distance between the human body and the display, the selected area is amplified through an FPGA algorithm, the visual impression of a user is improved, and visual fatigue can be well solved.

The utility model relates to the related technical field of physiological information acquisition devices, and provides a brain-hand physiological information acquisition device which comprises a first measuring column and a second measuring column, and impedance electrodes, fingerprint sensors and frontal print sensors are arranged on the first measuring column and the second measuring column; the first measuring column and the second measuring column are respectively arranged at a first position and a second position of a human head; the device further comprises an excitation source and a common electrode connected with the excitation source, the common electrode is arranged at the third position of the human head, and the common electrode and impedance electrodes arranged on the first measuring column and the second measuring column form a hand and brain impedance measuring loop through the human head and the hand. Signal measuring electrodes can be arranged on the upper surface and the lower surface of the measuring column of the device, and meanwhile, the types of collected data are enriched by combining hand fingerprints and head frontal print information. A single device can realize measurement of a plurality of signals, and the portability is greatly improved.

The application discloses a three-dimensional human head reconstruction method based on a geometric prior network and related devices, and the method comprises the following steps: extracting a plurality of posture parameters and a plurality of expression parameters of each frame of picture in a preprocessed monocular human head video; performing linear mixed skinning changes on a plurality of initial mesh vertex positions of each frame of picture to obtain a plurality of first mesh vertex positions of each frame of picture, and assigning a reference three-dimensional Gaussian to each first mesh vertex position; initializing each reference three-dimensional Gaussian to obtain a first attribute set; determining a geometric offset of each reference three-dimensional Gaussian according to the plurality of posture parameters, the plurality of expression parameters, hidden coding and the plurality of initial mesh vertex positions; determining a second attribute set of each reference three-dimensional Gaussian according to the first attribute set and the geometric offset; and determining a human head reconstruction result according to the second attribute set of each reference three-dimensional Gaussian. The application realizes high-precision restoration of human head reconstruction.

The application discloses a human head dynamic modeling relightable Gaussian mixed shape method, which comprises training image collection and preprocessing, mesh mixed shape training, Gaussian mixed shape training and human head animation generation. The relightable Gaussian mixed shape expression comprises a mesh mixed shape and a Gaussian mixed shape; the mesh mixed shape is used for capturing individual characteristics and is responsible for normal and visibility calculation; the Gaussian mixed shape is responsible for coloring and final image rendering; both are composed of a neutral model representing a neutral expression and a plurality of base expression models corresponding to basic expressions. Human face and head models of arbitrary expressions are efficiently generated by linearly mixing the neutral model and the base expression models. The application expands the Gaussian mixed shape expression without reducing drawing quality and running speed, so that the Gaussian mixed shape expression supports relighting applications, and better serves the production of applications such as movies, animation production, network games and remote conferences.

1. The name of the design product: EEG team competition head-mounted device (streamlined competition version). 2. The use of the design product: worn on the human head to realize EEG cooperative interaction function, suitable for team competition scene, and the device takes into account the wearing comfort, storage convenience and visual adaptability of the competition scene. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a three-dimensional head reconstruction method based on a geometric prior network and a related device. The method comprises the following steps: extracting a plurality of attitude parameters and a plurality of expression parameters of each frame of picture in a preprocessed monocular head video; performing linear hybrid skin change on the plurality of initial grid vertex positions of each frame of picture to obtain a plurality of first grid vertex positions of each frame of picture, and allocating a reference three-dimensional Gaussian for each first grid vertex position; initializing each reference three-dimensional Gaussian to obtain a first attribute set; determining the geometric offset of each reference three-dimensional Gaussian according to the plurality of attitude parameters, the plurality of expression parameters, the hidden codes and the plurality of initial grid vertex positions; determining a second attribute set of each reference three-dimensional Gaussian according to the first attribute set and the geometric offset; and determining a head reconstruction result according to the second attribute set of each reference three-dimensional Gaussian. According to the invention, high-precision restoration of human head reconstruction is realized.

1. Name of the product in this design: Lining (81). 2. Purpose of this design: This product is a component of a protective helmet, used as the inner liner of the helmet. Protective helmets are mainly used to protect the human head in sports, work and other scenarios. This inner liner plays a role in cushioning and shock absorption in the protective helmet. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. This design is for a thin product, and the left, right, top, and bottom views of Designs 1-10 are omitted. 6. Design 1 is designated as the basic design.

The application discloses a 360-degree face head parameterization model generation method based on synthetic data, comprising the following steps: face alignment of diversified digital people is carried out by using Procrustes transformation, synthetic 3D face data sets with expression labels are shot and created; a 3DMM model with consistent topology is generated by using a principal component analysis method and Procrustes transformation, and model coefficients are obtained; a parameterized three-dimensional head model capable of generating multi-view multi-expression images is constructed and trained in combination with 3DMM coefficients and expression grid models; the model is fine-tuned to realize separation of hair and face, and image editing is carried out; expression coefficients in a video are extracted, and a digital head with dynamic expressions is generated through the model. The method improves the authenticity and expressiveness of head image generation, and enhances the capability of the model in generating dynamic expressions and multi-view images.

The invention relates to a dynamic three-dimensional head reconstruction method based on compact tensor representation and an electronic device, a compact tensor representation method is used to encode texture attributes of a 3D Gaussian model, static three planes are used to store appearance information of neutral expressions, and lightweight one-dimensional feature lines are used to represent dynamic texture details, so that the dynamic three-dimensional head reconstruction method based on compact tensor representation is realized. Therefore, the storage cost is obviously reduced, and real-time rendering is realized. The invention further provides an adaptive truncation opacity punishment and category balance sampling strategy to improve the generalization ability of the model among different expressions. Compared with the prior art, the method has the advantages of high dynamic texture capture precision, low storage requirement and high rendering efficiency, can realize 300FPS rendering speed and single person 10M storage while ensuring high-quality dynamic detail reconstruction, and is suitable for wider application scenes.

A contourable product for absorbing moisture includes a main sheet comprising an absorbent material. A number of sides of the main sheet is more than four, with the main sheet defined by a polygonal shape. The main sheet is movable between an unwrapped position and a wrapped position. In the unwrapped position, the main sheet is completely unfolded and substantially flat. In the wrapped position, the main sheet is contoured to secure to and wrap around a human head and extend around head hair of the human head.

The invention discloses a bulletproof helmet and a preparation method thereof, and relates to the technical field of safety protection appliances. The inner wall of the helmet body is provided with a binding face used for being attached to the head of a human body, the helmet body comprises a plurality of prepreg material layers, and the prepreg material layers are pressed to form the helmet body. According to the bulletproof helmet provided by the invention, a liner does not need to be independently arranged, the risk that the helmet slips off when the body performs large-amplitude actions is avoided, meanwhile, the comfort of the bulletproof helmet is improved by matching the fitting surface of the helmet body with the curved surface of the head of the human body, and the head of the human body can be better protected when the human body is threatened. Besides, a plurality of prepreg material layers are pressed to form the helmet body, and the prepreg material layers can be flexibly selected according to bulletproof grades and use requirements, so that the protection performance and the safety performance of the bulletproof helmet are guaranteed.

1. The name of the design product: head massage pillow. 2. The use of the design product: for human head massage. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. Other circumstances that need to be explained: omit view: bottom view (not easy to see the surface).

The invention discloses a human head positioning method and a related device, which can be applied to the field of vehicle cabins. The head positioning device obtains sound pressure information from the plurality of microphones, the sound pressure information is used for representing sound field characteristics around the current position of the head, the head positioning device inputs the sound pressure information into a pre-trained artificial intelligence model, and the position information of the head output by the artificial intelligence model is obtained; the artificial intelligence model obtains the corresponding relation between the sound field features around the position where the head is located and the position of the head through training learning. In this way, positioning of the head is achieved with low cost, and the problem of privacy disclosure of the user does not exist. Optionally, a plurality of loudspeakers can also be deployed, the loudspeakers are used for playing audios and / or anti-phase noise, the loudspeakers are used as fixed sound source excitation to realize human head positioning, and the application scene is wide.

This disclosure provides a network training method and a head model display method based on speech style and emotion. The specific implementation scheme is as follows: Audio features and corresponding speech style type of a first training audio are input into a parameter generation network to obtain first initial head deformation parameters and first initial head skeleton posture parameters; based on the first initial head deformation parameters, first initial head skeleton posture parameters, a benchmark head model, and head model data paired with the first training audio, the parameter generation network is trained; in response to the trained parameter generation network meeting a preset training termination condition, audio features and corresponding speech style type of a second training audio are input into the trained parameter generation network to obtain second initial head deformation parameters and second initial head skeleton posture parameters; based on the second initial head deformation parameters, second initial head skeleton posture parameters, training emotion type, and benchmark head model, a parameter correction network is trained.

Disclosed herein is an apparatus comprising a camera and a processing unit operatively coupled to the camera, wherein the processing unit is configured to: receive a sequence of images captured by the camera; process a first image of the received sequence of images to compute respective likelihoods of each of a plurality of predetermined facial features being visible in the first image; compute, from the computed likelihoods, a probability that the first image depicts a predetermined first side of a human head; responsive to at least the computed probability exceeding the predetermined detection probability, trigger performance of a predetermined action.

To provide a helmet that offers good ventilation while minimizing restrictions on appearance. [Solution] The helmet according to the present disclosure comprises a helmet shell, a first protective wall portion disposed inside the helmet shell and comprising a pair of front first walls that extend in a direction approaching the crown from the forehead and are formed on either side of a first virtual plane that includes the midline of the human head, a pair of rear first walls that extend in a direction approaching the crown from the back of the head and are formed on either side of the first virtual plane, and a first annular wall provided on the crown between the pair of front first walls and the pair of rear first walls, and an inner member comprising a right head protective wall portion provided on the right side of the head and a left head protective wall portion provided on the left side of the head.

To provide a helmet that offers good ventilation while minimizing restrictions on appearance. [Solution] The helmet according to this disclosure comprises a helmet shell, a first protective wall portion disposed inside the helmet shell and having a pair of first walls that extend from the forehead through the crown to the back of the head and are formed on either side of a first virtual plane that includes the midline of the human head, and an inner member having a right head protective wall portion provided on the right side of the head and a left head protective wall portion provided on the left side of the head.

1. Name of the product in this design: Lining (11). 2. Purpose of this design: This product is a component of a protective helmet, used as the inner liner of the helmet. Protective helmets are mainly used to protect the human head in sports, work and other scenarios. This inner liner plays a role in cushioning and shock absorption in the protective helmet. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. This design is for a thin product, and the left, right, top, and bottom views of Designs 1-10 are omitted. 6. Design 1 is designated as the basic design.

Device for stabilizing a human head while sitting, comprising: - a flexible insert net (1) for holding a commercially available neck pillow, - at least one length-adjustable strap of the harness system (2) with Velcro fastener, the strap being guided under the opposite forearm, leg or with an external safety belt to hold the neck pillow in position.

The application discloses a classroom student attendance tracking method, device and equipment and a storage medium. The method comprises the following steps: acquiring a video, detecting the first frame of the video, obtaining a "human body-human head-human face" triplet, and initializing a tracking track; pairing the tracking track set and the data of the current frame triplet set two by two to form a candidate matching pair, and obtaining a high correlation matching pair; acquiring a current tracking mode of the track, using a multi-cue comparison model based on the "human body-human head-human face" triplet, calculating the similarity score of the high correlation matching pair of the track, and based on a preset similarity score threshold, according to the similarity score of each high correlation matching pair, each triplet is classified into the corresponding tracking track; and outputting the classroom attendance record according to each tracking track. The application can downgrade to human body / human head tracking when the face is invisible, and can perform identity verification to find back when the face is visible again, thereby forming a multi-level and upgradable and downgradable continuous tracking strategy.

The application provides a spectacle production method and system based on finite element analysis. First, the interaction between the spectacle model and the expected contact area in the human head model is analyzed by finite element analysis to obtain a first pressure cloud chart of the human head. Then, the interaction relationship between the spectacle and the head model is generated according to the pressure cloud chart. Finally, the spectacle is produced according to the interaction relationship. The application is based on the interaction between the spectacle and the head shape by finite element analysis, and thus the deformation of the spectacle and the head shape when worn and the pressure on each part of the head can be known during production. The fit and compression of the actual spectacle and the human head can be better understood, and the spectacle produced by using the conventional digital model has a better user experience effect.

1. Name of the product in this design: Lining (155). 2. Purpose of this design: This product is a component of a protective helmet, used as the inner liner of the helmet. Protective helmets are mainly used to protect the human head in sports, work and other scenarios. This inner liner plays a role in cushioning and shock absorption in the protective helmet. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. This design is for a thin product, and the left, right, top, and bottom views of Designs 1-10 are omitted. 6. Design 1 is designated as the basic design.

The application relates to an epilepsy monitoring and electric stimulation system and method, wherein the epilepsy monitoring and electric stimulation system comprises a multi-modal signal acquisition module, an electric stimulation module, a control module and a set of ring-shaped common electrodes distributed on a human head; in the multi-modal signal acquisition module, an electric impedance acquisition unit obtains impedance characteristics when the common electrodes are in a first acquisition state, and an electroencephalogram acquisition unit obtains electroencephalogram characteristics when the common electrodes are in a second acquisition state; the control module is used for evaluating an epilepsy pre-onset time, a lesion site and a brain edema degree based on the impedance characteristics, combining the two characteristics to evaluate an epilepsy grade, then setting electric stimulation parameters according to the brain edema degree and the epilepsy grade, selecting an electric stimulation electrode pair according to the lesion site, and controlling the electric stimulation module to apply electric stimulation with the parameters to the electrode pair before the epilepsy pre-onset time, and adjusting the parameters according to real-time signals in the stimulation. Through the application, the problems of low positioning accuracy and inability to intervene in time before epilepsy onset in the related art are solved.

1. The name of this design product: pillow (butterfly pillow). 2. Purpose of this design product: A pillow used to support the human head and neck. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

1. Name of the product in this design: Postoperative positioning fixation device. 2. Purpose of this design: For use as a postoperative positioning device. 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. 5. Other situations requiring explanation: The human head model is a supporting element and is not part of the content for which protection is sought.

The application discloses a head posture monitoring method, comprising: triggering a posture correction mode, calculating a neck fatigue value within a correction detection duration; when the neck fatigue value is greater than or equal to a fatigue threshold, sending a prompt information, collecting reset posture data within a reset detection duration, the reset posture data comprising a reset posture angle and a reset duration corresponding to each reset posture angle; when a safe posture angle exists in the reset posture angle, calculating the sum of the reset durations corresponding to the safe posture angles as an effective reset duration; judging whether the reset is qualified according to the effective reset duration; when the reset is qualified, exiting the posture correction mode; when the reset is not qualified, adjusting the correction detection duration and the fatigue threshold, and calculating the neck fatigue value again. The head posture monitoring method disclosed by the application can solve the problem of poor correction effect of human head posture prompt. In addition, the application also discloses a master control device and an intelligent wearable device.

The invention relates to an illumination device for hair, comprising a support device (110) which defines an interior space (111) with an outer contour (112), wherein the interior space (111) of the support device (110) is dimensioned such that the support device (110) is suitable for at least partially surrounding a human head at a distance. A plurality of light sources (310, 320, 330) are arranged on the support device (110, 350) in a distributed manner, wherein each light source (310, 320, 330) is configured to emit a light cone (312, 322, 332) directed towards the interior space (111). The light sources (310, 320, 330) are arranged and can be controlled by a control device (340) such that light cones (312, 322, 332) from adjacent light sources (310, 320, 330) partially overlap in a virtual surface (360) spaced apart from the outer contour (112) and reach an average irradiance (illumination intensity) of 5 to 70 mW / cm2 in the virtual surface (360), wherein the virtual surface (360) extends at a distance of 1 to 70 cm from the outer contour (112) and the virtual surface represents the contour of a human head.