21 results about "Wrist skin" patented technology

The application discloses a kindergarten teacher emotional load evaluation system based on multi-modal biological feedback, and relates to the technical field of physiological parameter detection and emotional load intelligent evaluation; comprising a data acquisition module, a posture recognition module, a mismatch analysis module, a mode classification module, a load correction module and a fusion evaluation module; through acquisition of wrist photoplethysmography signals, wrist skin electricity signals and wrist motion posture signals, action-to-still candidate windows are recognized, skin electricity activation indexes, pulse morphology consistency, amplitude recovery ratios and cross-modal mismatch representation quantities are extracted, pressure bias pseudo-steady state probabilities are determined, and original cardiovascular load indexes are corrected accordingly; and emotional load evaluation results are obtained by fusing the corrected cardiovascular load indexes and the skin electricity activation indexes. The application can reduce the interference of wristband contact pressure bias on evaluation results, and improve the accuracy, continuity and interpretability of kindergarten teacher emotional load evaluation.

The invention provides a heart rate monitoring method and device and a storage medium. The method comprises the steps that a reflected light signal, collected by a double-light-source system, of the wrist skin of a monitored target is obtained; the double-light-source system comprises a green light source arranged on the wrist, an infrared light source located in the geometric center of a green light source annular array and a bias circuit, the bias circuit is used for sampling reflected light signals based on the sampling frequency corresponding to the motion state data, and the sampling frequency is in direct proportion to the intense degree of the motion state; the reflected light signals are preprocessed, and motion artifacts in the preprocessed signals are removed; performing quantitative compensation on different spectral signals in the signals after the motion artifacts are removed to obtain compensation signals; and inputting a multi-dimensional tensor formed by the compensation signal and the motion state data into a multi-scale feature extraction network comprising a high-frequency path and a low-frequency path to obtain a heart rate calculation result. According to the invention, the problem that the accuracy of heart rate monitoring is not high due to the fact that the skin reflection light signal sampling is not accurate enough can be solved.

The invention relates to the technical field of terminals, in particular to a wrist strap, a main body and wearable electronic equipment. The wrist strap comprises a strap body, an air bag structure, a sensor and an electric connection structure. Wherein the belt body is provided with a first surface and a second surface which are opposite in the thickness direction, and the first surface is used for making contact with the wrist skin of a user; the belt body comprises a first airflow port, the first airflow port is provided with an air guide channel, and the first airflow port is provided with an electric connection terminal; the air bag structure is fixed to the first surface of the belt body and provided with an air cavity used for being communicated with the air guide channel of the first airflow port. The sensor is accommodated in the air cavity of the air bag structure and is used for detecting pulse waves; one end of the electric connection structure extends into the air cavity and is electrically connected with the sensor, and the other end of the electric connection structure is electrically connected with the electric connection terminal. The wearable electronic device can accurately monitor the blood pressure of the user in real time, and better use experience is brought to the user.

The present application relates to a kind of free weight training monitoring method using wearable PPG sensor, belong to mobile computing application and human training auxiliary technical field.The present application uses infrared light and green light on PPG sensor to irradiate wrist skin, and collects the optical density change data containing muscle movement information.By analyzing change data, the load weight currently used by exerciser, the number of repetitions and the type of movement are obtained, and further predict the adjusted load weight required in next step.The present application proposes a novel arterial noise elimination method, effectively reduces the influence of pulse noise in artery, designs a novel feature extraction method based on recurrence plot, maps each action segment to two-dimensional phase space to extract space-time features, and constructs a novel multi-task learning model based on convolutional neural network.The present application can effectively identify load weight and movement type, realize the monitoring of free weight training.

The application provides a kind of emotion recognition method and device based on multi-modal wrist physiological signal, it is related to emotion recognition technical field, method includes: obtaining multi-modal wrist physiological signal data as training sample;According to training sample, predefine neural network model is trained, and emotion recognition model is obtained, neural network model includes feature interaction module and emotion prediction module, call emotion recognition model to the wrist skin electrical activity signal and heart rate signal included in the wrist physiological signal to be identified carry out signal feature interaction, and obtain enhanced feature;Emotion recognition is carried out to enhanced feature, and the emotion state category of wrist physiological signal to be identified is obtained.The application is used to solve the problem that the recognition effect of emotion state type is poor when directly splicing the extracted multi-modal features in the prior art using multi-modal wrist physiological signals for emotion recognition.

The utility model relates to a double-layer wrist guard warm-keeping glove, which comprises a glove body and a wrist guard part, the wrist guard part comprises an outer-layer wrist guard and an inner-layer wrist guard which are separated from each other, a first elastic band is arranged at the tail end of the outer-layer wrist guard, and a second elastic band is arranged at the tail end of the inner-layer wrist guard. The warm-keeping glove has the advantages that the double-layer wrist guard is arranged, the inner layer wrist guard is tightly attached to the wrist skin, and the outer layer wrist guard wraps the sleeve opening, so that the warm-keeping glove can be connected with the sleeve, and cold air is prevented from being injected into the sleeve opening.

The present application relates to the technical field of terminals, and in particular to a wristband, a main body and a wearable electronic device. The wristband comprises a band body, an air pouch structure, a sensor, and an electrical connection structure. The band body has a first surface and a second surface opposite to each other in the thickness direction, and the first surface is used for contacting the wrist skin of a user; the band body comprises a first airflow port, the first airflow port is provided with an air guide channel, and the first airflow port is provided with an electrical connection terminal; the air pouch structure is fixed to the first surface of the band body, and the air pouch structure is provided with an air cavity configured to be communicated with the air guide channel of the first airflow port; the sensor is accommodated in the air cavity of the air pouch structure, and the sensor is used for detecting pulse waves; and one end of the electrical connection structure extends into the air cavity and is electrically connected to the sensor, and the other end of the electrical connection structure is electrically connected to the electrical connection terminal. The wearable electronic device can perform real-time and accurate blood pressure monitoring for a user, and bring better use experience to the user.

A wearable biosensing assembly includes a timepiece and a biosensing attachable accessory. The timepiece includes a strap and a watch coupled to the strap so as to overlie a dorsal side of a wrist of a user when wearing the timepiece. The biosensing attachable accessory is removably coupled to the strap and spaced apart from the watch along the strap. The biosensing attachable accessory is configured to apply pressure to the skin surface of the wrist and measure physiological signals of the user.

The utility model discloses a pulse diagnosis device which comprises an annular belt assembly, a position adjusting assembly, a tightening ring and a guide ruler. Each part corresponds to one ring belt, each ring belt corresponds to a position adjusting assembly, a tightening ring with double traction wire grooves is arranged in each ring belt, a tightening ring lead is connected with the position adjusting assembly, and the ring belts can be adjusted and tightened through a pressure knob on the position adjusting assembly so as to change the size of the measuring caliber of the ring belt. A guide ruler is arranged between the ring belts, and the distance between the ring belts in the direction of the guide ruler can be adjusted through a transverse rotary knob on the adjusting assembly. The annular belt is provided with an air bag, and the air bag is completely attached to the wrist skin of the human body after air enters the air bag through the hose.

The invention discloses a cardiovascular patient remote home monitoring bracelet based on a flexible sensor, and relates to the technical field of monitoring bracelets.The cardiovascular patient remote home monitoring bracelet comprises a monitoring bracelet body, a clamping groove and an outer sliding groove are formed in the monitoring bracelet body, a filtering box is installed on the side face of the monitoring bracelet body, and a mounting groove is formed in the side face of the monitoring bracelet body; the monitoring bracelet body is internally provided with an elastic silica gel pad, a micro air extracting pump and a micro air exhausting pump, the outer side face of the elastic silica gel pad is connected with a flexible sensor module, and the filter box is clamped in a mounting groove, and the monitoring bracelet has the advantages that the micro air extracting pump extracts air filtered by the filter box and injects the air into the device, so that the elastic silica gel pad expands and deforms; and the flexible sensor module is in contact with the wrist skin of the human body, so that the flexible sensor module can be in contact with the wrist skin of the human body and can adapt to more people, the flexible sensor module can be in contact with arms of more people, and the monitoring stability is improved.

The invention belongs to the technical field of health monitoring, and particularly relates to a brain load real-time evaluation method and system based on wrist temperature change characteristics, and the method comprises the steps: obtaining the wrist skin temperature; analyzing the obtained temperature to obtain a temperature change characteristic; according to the obtained temperature change characteristics, brain work duration is considered, and a brain load real-time evaluation model is constructed; calculating a mental load score according to the constructed mental load real-time evaluation model; and judging the current mental load state based on the obtained mental load score, and completing mental load real-time evaluation based on the wrist temperature change characteristics.

1. The name of the design product: the air hole of watchband. 2. The use of the design product: the overall use of the design product is to fix the watch head on the user's wrist; the local use is to decorate the watchband and provide heat dissipation and air permeability for the user's wrist skin. 3. The design points of the design product: the local shape to be protected. 4. The picture or photo that best indicates the design points: Design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the unprotectable part is indicated by the semi-transparent blue coating area in the figure.

The utility model discloses a down jacket capable of preventing cuffs from being dirty, which relates to the field of down jackets and comprises a down jacket body, the down jacket body comprises sleeves, the sleeves are provided with oversleeves made of the same cloth as the sleeves, one ends of the oversleeves are detachably connected to the inner surfaces of the sleeves, and the oversleeves are folded to wrap the cuffs of the sleeves. The down jacket has the advantages that the oversleeves are arranged at the cuffs of the down jacket, when the down jacket is worn in daily life, the oversleeves are in contact with external articles and wrist skin, and the oversleeves are in contact with the external articles and the wrist skin, so that the oversleeves are not prone to falling off, and the service life of the down jacket is prolonged. The outer surfaces and the inner surfaces of the cuffs of the down jacket are protected against smudginess, only the oversleeves need to be detached for cleaning, the cleaning frequency of the down jacket is reduced, meanwhile, the oversleeves do not affect the overall attractiveness of the down jacket, and the wearing experience of a user is improved.

The invention provides an emotion recognition method and device based on a multi-modal wrist physiological signal, and relates to the technical field of emotion recognition, and the method comprises the steps: obtaining multi-modal wrist physiological signal data as a training sample; a predefined neural network model is trained according to the training sample, an emotion recognition model is obtained, the neural network model comprises a feature interaction module and an emotion prediction module, the emotion recognition model is called to conduct signal feature interaction on wrist skin electrical activity signals and heart rate signals included in the wrist physiological signals to be recognized, and enhanced features are obtained; and performing emotion recognition on the enhanced feature to obtain an emotional state category of the wrist physiological signal to be recognized. The method and the device are used for solving the problem of poor emotion state type recognition effect caused by direct splicing of extracted multi-modal features when emotion recognition is performed by using multi-modal wrist physiological signals in the prior art.

A wearable device configured to be positioned on a user's wrist, includes a rechargeable battery configured to provide energy for the wearable device, the rechargeable battery including a first pole and a second pole, an enclosure, a crown protruding through the enclosure, the crown being a hardware input for the user, and a case back configured to be at least partially in contact with the skin of the wrist, wherein the crown is configured to be electrically connected to the first pole and wherein the enclosure is configured to be electrically connected to the second pole.

The utility model relates to the technical field of protective gloves, in particular to a degradable fiber woven special protective glove which comprises a glove body, the glove body is composed of a glove outer layer and a finger stall part, a hand penetrating opening is formed in the glove body, an elastic disc is arranged on the finger stall part, and a puncture-resistant layer is arranged on the elastic disc. A temperature probe and a temperature controller group are arranged on the glove main body, a thermal insulation layer is arranged on the glove outer layer, a heating wire is arranged on the thermal insulation layer, a heat conduction inner layer is arranged on the heating wire, an elastic frame strip is arranged in the hand penetrating opening, and an anti-allergic layer is arranged on the elastic frame strip. The situation that the phalanx joint part is directly impacted and punctured by the fingerstall part is improved, the use practicability of the special protective glove woven by the degradable fibers in a low-temperature environment is improved, and the antianaphylaxis of mutual friction between the hand penetrating opening part of the special protective glove woven by the degradable fibers and the wrist skin is improved.

The utility model discloses positioning wearable equipment based on Internet of Things, relates to the field of electronic equipment, and comprises electronic positioning equipment and wrist straps, the wrist straps are connected to two ends of the electronic positioning equipment, a wrist strap connecting part is formed between the wrist straps, the electronic positioning equipment is provided with a connecting cavity at the joint of the wrist straps, and the connecting cavity is connected with the wrist straps. And a rotating rod is rotationally connected into the connecting cavity. According to the electronic positioning wearable device, the connecting cavity and the rotating rod are arranged, and the rotating rod rolls the wrist strap in the connecting cavity in a rolling mode, so that the wrist of a user can be tightened, the electronic positioning wearable device is made to be tightly attached to the wrist skin of the user, and then a sensor arranged in the electronic positioning wearable device can keep accurate information collection work; and a clamping block and a clamping cavity are configured to limit and fix the rotating rod which completes the winding operation under the action of a tower-shaped spring, so that the stability of the fine contraction effect of the wrist strap is ensured.

The utility model provides an electronic bracelet for recording patient information, which relates to the technical field of electronic bracelets, and comprises a bandage, a buckle is arranged on one side of the bandage, an information plate is arranged on one side of the bandage, and an isolating device for separating the bandage and the information plate from the wrist epidermis is arranged on one side of the bandage. The utility model discloses a wrist protection device, which comprises an information board, a bandage is arranged on the surface of the information board, a protection device for preventing information written on the information board from being accidentally erased is arranged on one side of the information board, the isolation device comprises a concave frame, and the concave frame is sleeved on the surface of the bandage. The situation that the bandage is in contact with the skin and damages the skin during movement due to the fact that the bandage is bound to the wrist of the patient for a long time is reduced, meanwhile, sweat and adhesion caused by the sweat are reduced, and the long-time wearing effect of the bandage is improved.

The utility model relates to the technical field of hand restraining bat, and discloses a hand restraining bat with a limiting function, which comprises a restraining plate, a wrist restraining plate is arranged at the bottom of the restraining plate, binding type closing-up layers are arranged on the two sides of the restraining plate, elastic binding type belts are arranged on the binding type closing-up layers, a hand back baffle is arranged between the elastic binding type belts on the two sides, and a restraining groove is formed in the side, facing the hand back baffle, of the restraining plate. According to the hand restraining bat with the limiting function, through the design that the wrist restraining plate and the elastic binding type belts on the binding type closing-in layer are matched with the hand back baffle, the hand movement can be effectively restrained, tube falling can be effectively prevented, the wrist skin can be protected against pressure injury in the restraining process, the binding type closing-in layer facing the clamping groove can come out, and the binding type closing-in layer is not prone to falling off. Therefore, the blood oxygen saturation degree can be conveniently measured at any time or other hand operations can be conveniently carried out, the comfort degree of a patient is improved, and a magic strap, a wrist fixing soft plate, a soft sleeve and the like are arranged on the wrist restraining plate.

This utility model discloses a cardiovascular monitoring watchband, relating to the field of cardiovascular monitoring technology. It includes a monitoring body with an insertion port on one side and a watchband on the other. Inside the monitoring body is a rotating shaft with gears outside. Inside the monitoring body is an air bladder with a first air chamber and a second air chamber at its bottom. When worn, the watchband is wrapped around the wrist and inserted into the insertion port. Rotating a knob drives the gears to tighten the watchband, achieving initial fixation. During tightening, the air bladder is compressed, triggering a pressure change in the air chambers. The compressed air chamber transfers gas to the second air chamber, causing the outer air bladder to inflate and press tightly against the wrist skin. This ensures no gap between the monitoring module and the pulse contact surface, solving the technical problem of traditional devices causing discomfort due to excessive tightness or affecting monitoring accuracy due to excessive looseness. It is suitable for long-term health monitoring scenarios.

The invention relates to the technical field of physiological data acquisition, in particular to an intelligent wrist strap for physiological data acquisition, which comprises a connecting block I, a bandage I and a bandage II fixedly connected to the connecting block I, a bandage I is fixedly connected to the connecting block I; the device further comprises an intelligent sensor, a spring and a fixing unit. An intelligent sensor is slidably connected to the first connecting block. The intelligent sensor is fixedly connected with a plurality of springs, and the springs are fixedly connected with the first connecting block; the bandage I is connected with a fixing unit; the fixing unit is used for fixing the first bandage and the second bandage. The first bandage and the second bandage can be fixed to the wrist of a patient in a relatively relaxed mode, the intelligent sensor is tightly attached to the wrist of the patient through the spring so that it can be ensured that the intelligent sensor can stably collect physiological data of the patient, the first bandage and the second bandage which are relatively relaxed have small oppression on the wrist of the patient, and a gap can be formed between the first bandage and the second bandage and the wrist of the patient; wrist skin ventilation and perspiration are facilitated, and the comfort is further improved.