95 results about "Human fatigue" patented technology

The invention relates to a method for realizing intelligent safe driving of an automobile. Far-off illumination values, sidewalks, front vehicles, road signs, the smoking state of a driver, the steering wheel holding state, the safety belt binding state, the human fatigue state and the designated driving condition are detected through cameras; a hard disk video recorder is provided to store detected information and is used during local call and remote video call; a VSCC (vehicle safety certification center) controller is provided to collect vehicle signals and also control the use of a taximeter according to the designated driving condition; and a GPS (global positioning system) module is provided and is connected with a vehicle-mounted computer, and the vehicle-mounted computer gives an alarm when the vehicle signals, the GPS position and the detected information exceed a threshold value and transmits the vehicle signals, the GPS position and the detected information to a remote monitoring center. By adopting the method, vehicle interior fatigue safety detection, vehicle exterior safety detection and vehicle state safety detection can be realized, so the safety of the driver is guaranteed.

A human fatigue assessment device capable of performing highly accurate fatigue assessment is provided. The human fatigue assessment device (100) includes: a physiological signal measuring unit (101) which measures a pulse wave signal of a user; a feature value extracting unit (102) which extracts first feature values each of which is obtained from a systolic posterior component of the pulse wave signal measured by the physiological signal measuring unit (101); a storage unit (103) in which the first feature values extracted to by the feature value extracting unit (102) are stored; and a fatigue determining unit (104) which determines whether or not the user is fatigued, using the first feature values extracted by the feature value extracting unit (102), in which the fatigue determining unit (104) compares a first feature value among the first feature values extracted by the feature value extracting unit (102) and at least one of the first feature values stored in the storage unit (103), to determine whether or not the user is fatigued.

An automated cell injection system and method are described, which can perform automatic, reliable, and high-throughput cell injection of foreign genetic materials, proteins, and other compounds. The system and method overcome the problems inherent in traditional manual injection that is characterized by poor reproducibility, human fatigue, and low throughput. The present invention is particularly suited for zebrafish embryo injection but can be readily extended to other biological injection applications such as mouse embryo, drosophila embryo, and C. elegans injections, capable of facilitating high-throughput genetic research at both academic and industry levels. A novel vacuum based cell-holding device is also provided.

The invention claims a method for detecting human body fatigue based on an improved cascade convolution neural network. The method comprises the following steps: skin color detection of an image witha face is combined with pre-training CNN classifier to identify a face region; A cascade neural network structure is designed to detect human eyes and their feature points. The first-order neural network is composed of gray-scale integral projection rough localization and multi-task convolutional neural network (G-RCNN) network is used to detect and locate human eyes, and two-level network (PCNN)is used to segment human eyes and predict feature points by using parallel sub-convolution system. Using the characteristic points of human eyes to calculate the degree of opening and closing of humaneyes to recognize the current state of human eyes; 4, jud that fatigue state of the human body according to the PERCLOS criterion; The invention can obtain high identification rate and has strong robustness to illumination and random noise.

The invention relates to an electric heating element. The electric heating element comprises an electric heating body, wherein the electric heating body comprises a heat and electricity conducting positive electrode, a heat and electricity conducting negative electrode, at least two positive temperature coefficient (PTC) thermistors, a heat-conducting insulating layer, an ornamental external wrapping layer, a direct-current power supply and an overcurrent, overtemperature and overvoltage protection component; the PTC thermistors are positioned between the heat and electricity conducting positive electrode and the heat and electricity conducting negative electrode and are electrically connected with the heat and electricity conducting positive and negative electrodes respectively; the heat and electricity conducting positive and negative electrodes, and the PTC thermistors form a net structure; preferably, the net structure is a polygonal net structure; the heat-conducting insulating layer wraps the electric heating body; the ornamental external wrapping layer wraps the heat-conducting insulating layer; the direct-current power supply penetrates through the heat-conducting insulating layer through a wire and is electrically connected with the electric heating body; and the overcurrent, overtemperature and overvoltage protection component is arranged on the wire for connecting the direct-current power supply and the electric heating body. The invention further provides a relative manufacturing method for the electric heating element. The electric heating element has unique design, skilful concept, and a simple structure, and the advantages of no electromagnetic wave radiation, constant temperature, high safety coefficient, simple manufacturing process, low cost and the like; human fatigue can be eliminated; and the electric heating element can be popularized and applied on a large scale.

The invention discloses an eye wearable system based on fatigue detection and awakening stimulation, which comprises a wearing body, an image acquisition unit, a head motion trajectory acquisition unit, a light stimulation unit, a sound stimulation unit, a vibration stimulation unit and a control unit, wherein the wearing body is used for being worn to the eye part; the image acquisition unit is used for acquiring the eye part image in real time; the head motion trajectory acquisition unit is used for acquiring the head motion real-time trajectory information; the light stimulation unit is used for lighting to stimulate the eye part; the sound stimulation unit is used for making a sound; the vibration stimulation unit is used for providing a specific sequence of vibration stimulation; andthe control unit comprises a controller in communication connection with each above unit respectively for judging a human fatigue degree through the received real-time eye part image and the head motion real-time trajectory information, outputting an awakening stage and making light stimulation and/or sound stimulation and/or vibration stimulation signals according to the awakening stage. While the awakening stage is outputted, sound, light and vibration stimulation is provided to improve the awakening degree, and the system is high in integration and is suitable for individual detection and group detection.

The invention provides an automatic detection dual-silicon-wafer apparatus. The automatic detection dual-silicon-wafer apparatus comprises two conveyor belts arranged in parallel, an infrared inductor, a laser scanner, an upper mechanical arm, a lower mechanical arm and a controller, wherein the laser scanner used for scanning side surface images of silicon wafers is arranged on one side of the conveyor belts; the upper mechanical arm is arranged above the position between the two conveyor belts; the lower mechanical arm is arranged below the position between the two conveyor belts; and the conveyor belts, the infrared inductor, the laser scanner, the upper mechanical arm and the lower mechanical arm are all electrically connected with the controller. The invention provides the automatic detection dual-silicon-wafer apparatus; the laser scanner is adopted for scanning the side edges of silicon wafers to form images, comparing with preset images and taking away redundant silicon wafers; and the whole process is fully automatic, so that manpower can be saved, the problem of detection leakage caused by human fatigue can be avoided, and product damage also can be avoided.

The invention discloses a sport nutrition food. The sport nutrition food is prepared from Lepidium meyenii Walp powder, grape seed extract, saussurea involucrata culture, water-soluble dietary fibers, ginseng saponin, cellulose lactose and magnesium stearate according to a certain weight ratio. Through raw material mixing, pulping, shearing stirring, sprinkling, drying, screening, tabletting and packaging, the product is prepared. The sport nutrition food is used for prevention before sports and restoration after sports, has functions of preventing sport injuries, promoting sport injury recovery and recovering human body cell functions, can promote human blood flowing, can reduce human cardiovascular and cerebrovascular diseases, can reduce injury accidents and can relieve human fatigue caused by sports.

The invention relates to a health care product which is prepared from the following raw materials by mass fraction: 7.84-8.63% of nicotinamide mononucleotide, 2.82-3.50% of spore lactic acid bacteria,1.96-2.36% of phytoceramides, 3.50-4.50% of ferulic acid, 3.50-4.50% of yeast extract, 3.50-4.50% of long pepper extract, 9.30-10.30% of placenta, 3.50-4.50% of lotus plumule extract, 3.50-4.50% of rhodiola rosea, 1.96-2.36% of salmon egg stem cell extract, 36.80-37.50% of an excipient and 17.00-17.70% of an enteric-coated capsule. The health care product provided by the invention has no side effects and multiple multiplying effects, and can well alleviate human fatigue, promote blood circulation for enabling skin to be healthier and healthier, help fat metabolism and relieve gastrointestinaldisorders, thereby achieving the effect of improving immunity; aiming at turning beauty in vivo and in vitro at the same time, the health care product ensures the heart, the brain and the body to behealthier and healthier; and the content of estradiol in the health care product is less than 0.01 mg/kg, therefore, the imbalance in hormone levels in a human body can be caused.

The invention discloses a human fatigue detection and slow release system and method based on Internet of Things perception. The system comprises: a myoelectric sensor, a human infrared sensor, a temperature sensor, a human heart rate sensor and a driving motor are respectively connected with a WiFi wireless sensing unit; the driving motor is connected with a vibration motor and an intelligent sound; WiFi wireless sensor unit in network layer receives data collected from myoelectric sensor, infrared sensor, temperature sensor and heart rate sensor respectively, and judges the fatigue degree ofhuman body according to the received data. And according to the fatigue degree of human body, PWM speed regulation is carried out on the driving motor to control the vibration intensity of the vibration motor and the volume of the intelligent sound; at the same time, according to the collected information, the database of human fatigue degree information is constructed to guide users to form normal work and rest habits. The invention can not only detect and slow-release the fatigue state of the human body, but also relax the mental tension state of the human body.

The invention discloses radix puerariae-polygonatum sibiricum powder and a preparation method thereof, wherein the radix puerariae-polygonatum sibiricum powder comprises, by mass, 20-25 parts of radix puerariae, 15-20 parts of polygonatum sibiricum, 3-5 parts of hawthorn, 5-8 parts of common yam rhizome, 2-4 parts of euryale ferox, 3-5 parts of chrysanthemum, and 4-6 parts of rehmannia glutinosa. The preparation method comprises: respectively grinding various components to obtain powders, mixing the powders, and bagging to obtain the finished product. According to the present invention, the radix puerariae-polygonatum sibiricum powder has advantages of good taste, high nutrition value, human fatigue alleviating, human immunity improving, physiological function improving, liver and kidney function improving, and vascular disease prevention and treatment.

The invention relates to a brain wave field and specifically relates to a bone conduction feedback device based on brain wave anti-fatigue monitoring. The device includes a brain wave collecting unit comprising a brain wave sensor and a brain wave signal processing module, wherein the brain wave sensor is used for collecting brains waves of a human brain in real time and sending the brain waves to the brain wave signal processing module; a fatigue monitoring unit comprising a preset fatigue threshold value; a bone conduction feedback unit comprising a plurality of bond conduction loudspeakers. According to the invention, the brain waves of the human brain are collected and human fatigue state can be monitored in a comparatively accurate way through monitoring the bio-electric phenomenon of the brain waves in a condition generally free of external conditional constraints. Besides, the bone conduction technology is utilized for fatigue early warning and a voice prompt effect is realized.

The invention provides an automatic dedusting mechanism. The automatic dedusting mechanism comprises a support, a positioning fixture, a dedusting mechanism, a cylinder and a PLC (programmable logic controller) control system, wherein the support includes a working platform, the positioning fixture is arranged on the working platform and is used for placing the products, the dedusting mechanism includes a cylinder block, a plurality of guide pillars and a brush product part, the cylinder block is fixed on the working platform, one end of each of the guide pillars is fixed at the brush product part, the other end of each of the guide pillars penetrates through the cylinder block, the cylinder is arranged on the cylinder block, one end of the cylinder is connected to the brush product part, and the PLC control system controls the cylinder to do the reciprocating motion and the times of the reciprocating motion, and also controls the normal operation of the automatic dedusting mechanism. The automatic dedusting mechanism provided by the invention has the advantages that the manpower is saved, and the human cost is reduced; besides, the mechanical dedusting efficiency is high and the quality is stable, so that the problems of human fatigue and low working efficiency and the like can be solved; the automatic dedusting mechanism is provided with a dust absorption mechanism, so that the impact on the health of a worker can be reduced.

Belonging to the technical field of fruit vinegar, the invention relates to a lonicera japonica fruit vinegar and a making method thereof. The lonicera japonica fruit vinegar is composed of lonicera japonica, grape, hawthorn, kiwi fruit, pomegranate, Chinese wolfberry, lemon, pineapple, white granulated sugar, active dry yeast, honey, purified water and an acetobacter culture solution. Because of lonicera japonica and other materials, the lonicera japonica fruit vinegar provided by the invention can provide various vitamins, amino acids and the like needed by the human body, also can provide various organic acids promoting human body circulation, is suitable for long-term moderate drinking, and can improve the human body immunity and eliminate human fatigue. Also, the main raw materials have wide sources, and the production process is simple and is easy to popularize.

A system and method for micromanipulating samples are described to perform automatic, reliable, and high-throughput sample microinjection of foreign genetic materials, proteins, and other molecules, as well as drawing genetic materials, proteins, and other molecules from the sample. The system and method overcome the problems inherent in traditional manual micromanipulation that is characterized by poor reproducibility, human fatigue, and low throughput. The present invention is particularly suited for adherent cell microinjection but can be readily extended to aspiration, isolation, and electrophysiological measurements of microorganisms, unicellular organisms, or cells.

Powdered compositions and methods of use applicable to mitigate a condition of human fatigue among others, including a base composition of at least one finely powdered sugar, a flavoring, a binder and packaging for the compositions including a time incremented gauging means for a consumer to determine the amount of composition ingested according to an estimated duration of biological activity for a given amount ingested. The dry compositions are made available in a variety of flavors and are poured directly into the mouth without pre-mixing with liquids.

The invention discloses a fatigue state causal network method based on multi-source data information. The fatigue state causal network method comprises the following steps that 1, breathing and heartrate data related to human fatigue state are collected; 2, according to physiological data, an extrapolation fitting method is used for removing outliers; 3, two of the physiological data are selectedat random, and whether a correlational relationship exists between the two data or not is tested; 4, for the two physiological data with the correlational relationship, a granger causality analysis method is used for testing whether a causal relationship exists between the two physiological data or not; 5, two sets of the physiological data are selected in a circular manner, and the granger causality analysis method in the step is utilized; and 6, after all physiological data are traversed, a causal relationship network between variables is established. The fatigue state causal network methodhas the advantages of high accuracy, small calculation amount and high compatibility and can be used for the causal analysis and detection of fatigue status of workers on vehicles such as automobiles, ships and aircraft, and the accuracy of causal analysis of fatigue status based on multi-source data fusion is improved, so that the application value is high.

The invention discloses a human fatigue monitoring system based on a semantic network. The system comprises all direct influence factors and indirect influence factors causing human fatigue, assumingthat all the direct and indirect influence factors causing the human fatigue are already obtained through all sensors, all the direct factors and indirect factors causing the human fatigue are firstlyclassified, the semantic network representing knowledge in artificial intelligence is used for modeling the relation of all the classified factors, then through a linked probability distribution function and a Bayes equation in the semantic network, solving is conducted, and finally, the human fatigue degree is monitored. The system has robustness and universality.

The invention relates to the technical field of medical detection, particularly to a urine detection test paper for reflecting the human fatigue degree, and a preparation method thereof, wherein the urine detection test paper contains thiol protease, sodium dihydrogen phosphate, water-soluble polythiophene, chloroauric acid tetrahydrate, sodium hydroxide and polyvinyl alcohol, and the surface of the urine detection test paper is coated with a chitosan/titanium dioxide composite film. The preparation method comprises: immersing filtration paper in the mixed solution of a solution A and a solution B, and covering the surface of the filtration paper with a chitosan/titanium dioxide composite film, wherein the solution A contains water-soluble polythiophene, chloroauric acid tetrahydrate, sodium dihydrogen phosphate and sodium hydroxide, and the solution B contains polyvinyl alcohol and thiol protease. According to the present invention, the prepared urine detection test paper has advantages of strong hydrophilicity, convenient operation and high detection sensitivity, and can adsorb and permeate urine protein.

Glasses for protection and treatment of myopia, suitable for long-term close-up eye use, comprising temples and a frame, the temples are hinged with the outside of the frame, the ends of the temples are provided with a magnetic therapy block, and the mirror frame is installed on the There are myopia spectacles and protective spectacles, a nose pad is installed on the inside of the frame, a magnetic therapy sheet is installed on the contact part of the nose pad and the human body, and the frame is covered with synthetic resin. The myopia spectacles are closely fitted with the protective spectacles. The synthetic resin contains ultraviolet absorbing agent or ultraviolet scattering agent, which can effectively absorb most of the ultraviolet rays above the eyes of the user. The magnetic therapy sheet can stimulate the Jingming acupoint of the human body and can effectively relieve the fatigue of the human body.

A packaging method for solid, liquid and dry-powdered comestibles to mitigate a condition of human fatigue among others, with a gauging means including a portion of the container permitting a user to portion a quantity of comestible according to an estimated time-duration for biological activity for the quantity of comestible once it is ingested.