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107results about How to "Avoid dissonance" patented technology

Microbial fermented composite antibiotic-free feed containing natural antibacterial components

The present invention provides a microbial fermented composite antibiotic-free feed containing natural antibacterial components. The feed comprises a fermented product based on the united segmented fermentation of aerobic-anaerobic composite strains, composite natural antibacterial components, a non-plant source protein/polypeptide compound nutrient supplement agent, and an additive comprising atleast a soybean protein amino acid/polypeptide compound chelate. The composite strains comprises at least lactic acid bacteria, bacillus subtilis, yeast selected from candida utilis or saccharomyces cerevisiae, and enterococcus faecalis. The fermented product based on the united segmented fermentation is prepared by carrying out secondary fermentation on fermentation raw materials through the aerobic-anaerobic composite strains. The combination of the microbial fermented feed and the natural antibacterial components is beneficial to the balance of intestinal flora of animals, and can prevent the dysbacteriosis of digestive tracts, improve the immunity functions of animal organisms, reduce or replace the use of feed antibiotics, and significantly improve the digestion and absorption efficiency of the feed and the meat quality of animals.
Owner:JILIN QIAN KE LAI FEED TECH

Method, system and device for tracking states of party participants based on map

The invention provides a method, system and device for tracking states of party participants based on a map. The method comprises the following steps: a GIS (Geographic Information System) server establishes a party relationship for a plurality of mobile terminals; the GIS server acquires current position information of the mobile terminals in the party relationship; the GIS server receives a party place selected by users through the mobile terminals; the GIS server determines routes adopted by a plurality of users, to which the mobile terminal belong, to arrive at the party place according to the current position information and the party place; and the GIS server respectively estimates measurements of the users to arrive at the party place according to the routes adopted by the users to arrive at the party place. According to the embodiment of the invention, the selection of the party place for the users is provided by the GIS server; meanwhile, the determination of the routes through which the users participate in party and the estimation of the measurements of the users to arrive at the party place are realized, so that the users participating in party can learn the measurements of other users to arrive at the party place at any time.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD

Functional toothpaste preparation for preventing and treating periodontitis

The invention discloses a functional toothpaste preparation for preventing and treating periodontitis. The functional toothpaste preparation comprises the following components in parts by weight: 5-25 parts of an abrasive, 1-5 parts of a humectant, 1-3 parts of a surface active agent, 2-10 parts of thickener, 0-0.5 part of a preservative, 1-5 parts of an active material, 0-2 parts of a pigment, 0-2 parts of essence and distilled water added to 100 parts. According to the functional toothpaste preparation for preventing and treating periodontitis, functional materials of carboxymethyl chitosan, carboxymethyl chitin and the like with injured tissue repair promoting action are adopted; bacteria adhesion is prevented; the active materials of antibacterial plant polypeptide and the like for oral periodontitis pathogenic bacteria growth are inhibited; the preparation does not contain a pharmaceutical ingredient; imbalance of normal flora in the oral cavity is avoided; compared with traditional toothpaste, the functional toothpaste preparation has the effects of preventing and treating a periodontal disease; compared with the medicine for treating periodontitis, the functional toothpaste preparation has the characteristics of being mild, safe, lasting, effective and the like, and is an excellent oral heath product; the medicine resistance is not easy to generate; and tooth stone formation is relieved.
Owner:THE AFFILIATED HOSPITAL OF QINGDAO UNIV +1

High-accuracy fully differential capacitance-voltage conversion circuit system

The invention relates to the field of MEMS (Micro Electro Mechanical System) inertial devices, in particular to a high-accuracy fully differential capacitance-voltage conversion circuit system. The high-accuracy fully differential capacitance-voltage conversion circuit system comprises a driving signal generation part, a fully differential charge amplifier and capacitance compensation arrays. A whole conversion circuit and a sensor sensitive structure still adopt an output mode in single-ended connection, and a fully differential circuit structure is realized through time division multiplexing; a circuit adopts a switch capacitance structure for removing the influence of parasitic capacitance, main signal channels adopt a correlated double sampling technology for removing low-frequency noise and detuning, the capacitance compensation array is capable of correcting the detuning and non-linearity of the sensor sensitive structure. According to the high-accuracy fully differential capacitance-voltage conversion circuit system disclosed by the invention, the influence of the parasitic capacitance can be effectively inhibited, common-mode interference generated by switch charge injection and substrate noise can be reduced, harmonic distortion of the circuit is reduced, the linearity of an accelerometer system is increased, and zero drift is inhibited.
Owner:HARBIN ENG UNIV

Positive and negative pressure rapid switching control system and method for ship cabin

The invention relates to a positive and negative pressure rapid switching control system and method for a ship cabin, and the system and the method are technically characterized in that the positive and negative pressure rapid switching control system for the ship cabin is built, thereby achieving the building of a positive pressure environment and a negative pressure environment of a specific region of the ship cabin, and the automatic and rapid switching between the positive and negative pressures. By utilizing the characteristic that the air supply amount of the variable-frequency air feeder changes along with the working frequency, the requirements of different area areas and air exchange times can be met, one set of system can meet the requirements of various rooms, universality is achieved, and the design workload is greatly reduced. By adjusting the exhaust air rate of the variable-frequency exhaust fan, pressure control over a specific area is achieved, the previous adjusting mode that a fixed-frequency fan and an adjustable valve are combined is changed, an executing mechanism is omitted, the reliability of the system is improved, and the complexity of system installationis reduced.
Owner:INST OF MEDICAL SUPPORT TECH OF ACAD OF SYST ENG OF ACAD OF MILITARY SCI +2

Digestive tract ultrasonic contrast agent applicable to patients with imbalance of intestinal flora

The invention relates to a digestive tract contrast agent, and in particular to a digestive tract ultrasonic contrast agent applicable to patients with imbalance of intestinal flora. The ultrasonic contrast agent consists of the following components in parts by mass: 70-90 parts of barium sulfate and 15-30 parts of medicine extracts, wherein the medicine extracts include 8-10 parts of bifidobacterium, 8-10 parts of lactobacillus acidophilus, 8-10 parts of enterococcus faecalis, 1-2 parts of bacillus cereus, 5-7 parts of inulin, 5-7 parts of fructo-oligosaccharide, 5-7 parts of galactooligosaccharide, 5-7 parts of manoligosaccharide, 8-10 parts of rhizoma atractylodis macrocephalae, 5-7 parts of radix rehmanniae, 3-5 parts of rhizoma cimicifugae, 5-7 parts of honey, 5-7 parts of sesame oil,8-10 parts of bamboo juice, 5-7 parts of rhizoma coptidis, 3-5 parts of radix scutellariae, 5-7 parts of radix codonopsitis, 3-5 parts of radix ginseng, 5-7 parts of radix et rhizoma rhei, 3-5 partsof herba plantaginis, 5-7 parts of herba taraxaci, 5-7 parts of rhizoma bletillae and 3-5 parts of radix astragali. The contrast agent provided by the invention is safe and reliable in administration,and toxic and side effects as well as allergic reactions of chemical drugs can be prevented; the contrast agent can avoid injury to gastrointestinal mucosa intestinal flora while conducting contrast;and the contrast agent, after applied to the contrast, can be rapidly discharged, so that the in-vivo environment of a digestive tract can be kept at a normal level.
Owner:王淑霞

Building construction flying dust monitoring system based on big data

ActiveCN111504868AAvoid dissonanceEliminate self-excited disturbances and spike surgesParticle suspension analysisRemote monitoring and controlAnalogue circuits
The invention discloses a building construction flying dust monitoring system based on big data. The system comprises a video acquisition terminal, a dust concentration monitoring module, a controller, a communication module and a remote monitoring platform. The dust concentration monitoring module comprises a dust concentration detection circuit, a temperature drift suppression circuit and an operational amplifier filtering adjustment circuit, and the dust concentration detection circuit comprises a dust concentration sensor used for detecting the dust concentration of a building constructionsite. A detection signal is primarily enhanced by an operational amplifier AR1, and then noise reduction is carried out on the amplified signal by using RC filtering, so that the interference of external high-frequency disturbance on a detection signal is reduced. The temperature drift suppression circuit and the operational amplifier filtering adjustment circuit are designed to perform analog circuit adjustment on an output signal of the dust concentration detection circuit, so that the detection signal imbalance caused by the external temperature is effectively avoided, the clutter frequency generated by an external light source is prevented from interfering the accuracy of a detection result, and the recognition capability and sensitivity of the system to the detection signal are greatly improved.
Owner:浙江东南建设管理有限公司

Traditional Chinese medicine composition for promoting healing of burn wounds and preparation method of Traditional Chinese medicine composition

InactiveCN104758657ACoordinated orderly repairCoordinated and orderly recoveryHeavy metal active ingredientsAnthropod material medical ingredientsDiseasePropolis
The invention discloses a traditional Chinese medicine composition for promoting healing of burn wounds and a preparation method of the traditional Chinese medicine composition. The traditional Chinese medicine composition is prepared from the following raw materials in parts by mass: 10-25 parts of rosin, 15-25 parts of propolis, 15-45 parts of Chinese wax, 30 parts of platycladi seed, 15-25 parts of olibanum, 30 parts of golden cypress, 15-25 parts of beewax, 35 parts of coptis chinensis, 45 parts of polygonum cuspidatum, 35 parts of rheum officinale, 35 parts of ochres, 35 parts of horseshoes, 20 parts of eucommia ulmoides, 25 parts of bletilla striata, 30 parts of rhodiola rosea, 50 parts of ganoderma lucidum, 25 parts of calamine, 40 parts of millet hulls, 35 parts of angelica sinensis, 45 parts of liquidambar formosana hance, 800-1600 parts of sesame oil, 800-1200 parts of linseed oil, 35 parts of gastrodia elata, 30 parts of rehmannia, 45 parts of gypsum rubrum, 15 parts of saffron crocus, 15 parts of musk, 15 parts of calculus bovis, 15 parts of plum slices, 15 parts of wadalee-gum-trees and 15 parts of resina draconis. The composition disclosed by the invention has the beneficial effects that a multifunctional physiological medicine coating can be completely established on the wounds, the disease-resisting and treating and healing capacities of the body are comprehensively induced and excavated, the damaged tissues of the wounds are completely repaired, burn wounds can be treated internally and externally, partially and completely and the curative effect is remarkable.
Owner:肖建农

Variable-step-size hearing aid adaptive echo cancellation device and echo cancellation method

The invention discloses a variable-step-size hearing aid adaptive echo cancellation device and echo cancellation method, and the device comprises a single-frequency sound detector, a step size controller, and an adaptive filter. The single-frequency sound detector is used for carrying out the spectrum energy analysis of an error signal sample, calculating a current hearing aid system state parameter, and transmitting the parameters to a step length controller; the step length controller is used for judging the state of the system according to the system state parameter obtained from the single-frequency sound detector and the normalization error mean value, calculating a time-varying step length parameter of the adaptive filter, and transmitting the time-varying step length parameter to the adaptive filter; and the adaptive filter is used for filtering the cached far-end signal sample of the loudspeaker, calculating an estimated echo signal and outputting the estimated echo signal, anditeratively updating the adaptive filter according to the time-varying step parameter calculated by the step controller. The device and method solve the problems that an adaptive filter is low in convergence rate and too high in algorithm complexity and is difficult to realize in the prior art, and are suitable for a digital hearing aid system.
Owner:南京天悦电子科技有限公司

Heating system using self-operated three-way water-mixing temperature regulating valve

The invention discloses a heating system using a self-operated three-way water-mixing temperature regulating valve, which relates to a heating system. The invention aims to solve the problem of lack of a self-operated three-way regulating valve in the heating system capable of regulating the water mixing flow rate according to the temperature of a certain inlet. The minor diameter end of the valve body is a first inlet; the upper end side wall of the valve body is provided with a second water inlet, and the lower end side wall of the valve body is provided with a first water outlet; a paraffin thermometer bulb, a metal casing, a diaphragm, a rubber stopper, a valve core with a water inlet, a valve core with a water outlet, a nylon connecting rod, a nylon valve core and a spring are arranged in the valve body; an external water supply pipe is respectively communicated with a bypass water mixing pipe and a user water supply pipe; the bypass water mixing pipe is communicated with the second water inlet of the valve body; the user water supply pipe is communicated with the first user in a plurality of series heating users; the last user in the series heating users is communicated with a user return water pipe; the user return water pipe is communicated with the first water inlet of the valve body; and the first water outlet of the valve body is communicated with an external return water pipe. The invention is used for resident heating.
Owner:HARBIN INST OF TECH
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