267results about How to "Reduce detection times" patented technology

The embodiment of the invention provides a channel detection control method, correlative equipment, and system. The channel detection control method comprises a step that a base station receives a scheduling request transmitted by a randomly-accessed terminal supporting carrier aggregation via a physical uplink control channel (PUCCH), acquires the activation time information that the main cell of the terminal activates the auxiliary cell of the terminal, and transmits uplink authorization information and indication information to the terminal in response to the scheduling request, wherein the indication information is used for indicating the initial time when the terminal performs physical uplink shared channel (PUSCH) transmission with the base station in response to the physical uplink control channel in order that listen before talk (LBT) detection is not carried out on the PUSCH when the terminal and the base station performs PUSCH transmission. The channel detection control method may reduce the number of LBT detection times and decreases the power consumption of the terminal.

The invention discloses a method for sending and receiving a down channel control signal and a device thereof. At a sending terminal: control information of each receiving terminal is coded and modulated to generate CCE, and control information in the CCE does not include chosen control information; CCEs of the receiving terminal having same chosen control information are regarded as one group, the CCEs in each group are performed the serial number, and indication information used for indicating the CCE number and choosing the corresponding relation of the control information is generated; after the indication information is code and modulated, which is mapped on a subcarrier together with the CCEs of the receiving terminal, and is sent out from a control channel after the post-treatment is completed. At a receiving terminal: the CCEs are detected on the control channel and the indication information is received; when the CCE sending to a user is detected, and the chosen control information of the user can be obtained according to the analyzed number of the CCE and the corresponding relation of the CCE number and the chosen control information. The invention reduces the cost of the control signal.

The invention discloses a magnetic fluorescent multimodal nano biological probe as well as a preparation method and application thereof. The magnetic fluorescent multimodal nano biological probe specifically targets a liver-cancer cell. According to the preparation method, magnetic nano particles and fluorescent dye are co-embedded in silicon dioxide; an amino group is functionally modified by the silicon dioxide; nucleic acid aptamer and a magnetic fluorescent probe are covalently coupled and synchronously specifically target the liver-cancer cell. The magnetic nano particles are paramagnetic iron oxides of which the sizes are ten nanometers; the fluorescent dye is fluorescein isothiocyanate; the embedding medium silicon dioxide is obtained through the hydrolysis of tetraethyl orthosilicate and 3-aminopropyltriethoxysilane; the nucleic acid aptamer is TLS11a. A synthetic method of the probe is simple and convenient; materials are easily obtained; fluorescence properties are stable; a foundation is laid for the early diagnosis of a liver cancer.

The embodiment of the invention provides a channel detection control method and related equipment. The method comprises the steps: enabling a base station to obtain cutoff time information of downlink data transmission with a first terminal; receiving a dispatching request transmitted by a randomly connected second terminal through a PUCCH (physical uplink control channel), wherein the carrier employed for downlink data transmission of the first terminal is the same as the carrier employed for PUCCH transmission of the second terminal; determining the time of responding to the dispatching request to transmit uplink authorization information to the second terminal according to the cutoff time information and a preset time range, so as to enable the base station not to carry out LBT (listen before tell) detection of a channel for transmitting uplink authorization information when the base station transmits the uplink authorization information to the second terminal. According to the embodiment of the invention, the method can reduce the number of times of LBT detection of the base station, and reduces the power consumption of the base station.

The invention discloses a broadband spectrum detecting method and device. The broadband spectrum detecting method comprises the steps of: performing binary detection on signal existence of a whole frequency band; if the detecting result is that no signal is included, judging that the spectrum of the whole frequency band is idle; otherwise, performing two or more levels of signal channel division on the whole frequency band, performing the next level of signal channel division only by aiming at a sub-band including signals in the former level of signal channel division, and finally outputting a result that the bandwidth of the sub-band is consistent with a set spectrum detection resolution after the last level of signal channel division; performing binary detection on the sub-band which is output after each level of signal channel division; judging that a spectrum portion corresponding to the sub-band including the signals is occupied and the other spectrum portions are idle based on a binary detection result of the sub-band output after the last level of the signal channel division. Compared with the prior art in which binary detection is performed on all the sub-bands, the technical scheme of the invention can greatly reduce the binary detection time number, and further can reduce the total calculation complexity of broadband spectrum detection.

The invention relates to the technical field of wafer surface detection, and discloses a light waveguide wafer surface detecting device which comprises a multi-direction movement platform capable of moving in multiple directions of the horizontal plane, a laser confocal scanning measurement head and a fixed support.Due to the laser confocal scanning measurement head, by directly scanning a to-be-detected wafer, the warp rate and other data can be measured and the residual stress data of the surface of the wafer can be calculated, and ditches and other structural characteristics on the surface of the to-be-detected wafer can be directly obtained through scanning; the residual stress, ditches and other characteristics of the surface of the wafer can be detected at the same time and are prevented from being forwarded to different machines to be detected multiple times, the number of detection times of the surface of the wafer is greatly decreased, detection efficiency and precision are both high, and operation is convenient and rapid; in addition, due to the multi-direction movement platform, the to-be-detected wafer can be moved in multiple directions, the comprehensive scanning detection of the laser confocal scanning measurement head is greatly facilitated, the labor intensity of operators can be lowered, the time required by detection is shortened, and work efficiency is greatly improved.

The invention relates to a webpage change detection method and device. The method comprises the steps that the preview values of all visible nodes in a DOM tree in a webpage are acquired, the visible node used as an observation node is chosen according to the preview values; the change of the observation node and a sub node of the observation node are monitored; the observation node and the sub node of the observation node are detected according to the change of the observation node and the sub node of the observation node; the preview content of a webpage after change is determined according to the node content of the observation node and the sub node after change, and the preview content after change is displayed. The webpage change detection method and device enable the preview content in a reading mode to be self-adaptively changed along with the content of the webpage.

The invention provides a channel frequency spectrum sensing method based on grouped data type sequential energy detection. The channel frequency spectrum sensing method comprises the following steps: periodically sampling channels in channel detection time by a sensing period, grouping sensing signals in sensing time within the sensing period, and combining all groups to obtain supersampling; calculating the log-likelihood ratio of a supersampling sequence; setting the judgment criterion of detection statistic volume according to a sequential detection process; repeatedly executing the step on sensing signals in sensing time within next sensing period until the occupying condition of the channel is obtained in the channel detection time. The channel frequency spectrum sensing method prolongs data transmission time, improves handling capability, simplifies log-likelihood ratio calculating process, reduces the calculation burden of secondary users, reduces the influence of short-term channel randomness and improves the channel frequency spectrum sensing efficiency, thereby indirectly improving the handling capability.

The invention is suitable for the technical field of automatic intelligent control, and provides a control method and device for the real-time environment illumination of a lamp, terminal equipment and a medium. The method comprises the steps of detecting the real-time environment illumination, if the difference value between the real-time environment illumination and the preset illumination is greater than a first threshold value, obtaining a metering parameter used for calculating a dimming signal at the current moment, wherein the metering parameters comprise a first pulse width modulation duty ratio, a real-time illumination value, a target illumination value and an illumination adjustment factor, generating a dimming signal based on the metering parameter, and adjusting the brightness of the lamp according to the dimming signal, and returning to execute the step of detecting the real-time environment illumination until the difference value between the real-time environment illumination and the preset illumination is less than or equal to the first threshold value. Intelligent control of constant illumination of the lamp is realized, so that the constant illumination adjusting effect of the dimming signal can be more accurate and has higher stability; and meanwhile, the control efficiency of the real-time environment illumination of the lamp is improved.

The invention relates to a fault eliminating method based on evaluation of detecting points, which comprises the steps of: listing a fault tree according to a fault phenomenon; determining fault probability and detecting cost; establishing logic structure weight of each detecting point through dichotomy; comprehensively evaluating the detecting points by the three factors for determining a preferred detecting point; then, detecting the detecting point; comparing a detecting result with a theoretical value; eliminating a no-fault branch in an original fault tree by judging whether the detecting point is correct; updating the fault tree; evaluating each detecting point in a new fault tree again; accordingly, selecting a new preferred detecting point for detection; repeating the steps for cycling the preferred detection; and positioning fault until only an output detecting point of a certain fault point is wrong in the fault tree and input detecting points are all correct. According to the invention, factors of the fault probability of fault points, the detecting cost of the detecting points, the logic structure weight of the detecting points in the whole fault tree and the like are comprehensively considered; and the method is simple and easy, has strong comprehensiveness and can provide fault elimination work with a guiding basis.

The invention discloses a method for detecting indoleacetic acid and salicylic acid and an electrochemical sensor used in the method. The electrochemical sensor comprises a three-electrode system anda detection pool, wherein the three-electrode system comprises a working electrode, an Ag/AgCl reference electrode and a platinum wire counter electrode; the working electrode is a modified glassy carbon electrode; and the detection pool is internally filled with a detection base solution of a buffer solution. Electrochemical detection is carried out on IAA (Indole-3-Acetic Acid) and SA (SalicylicAcid) by utilizing a graphene hydrogel modified electrode; the problems that a general chromatographic method and an immunological detection method are complicated to operate, expensive in cost, highin sample size, high in time consumption, and the like, are solved; the real-time detection on the IAA and the SA is realized; the electrochemical sensor has the advantages of being convenient and quick, being high in detection sensitivity, having the detection limit of the IAA being as low as 0.677 mug/ml and the detection limit of the SA being as low as 0.569 mug/ml, and being low in needed sample amount, extremely low in detection cost, little in interference, and the like, and can be used for realizing the fast, simple, convenient and accurate quantitative detection on the IAA and the SA.

The invention provides rendering test paper for quick detection of cyanides, comprising a cyanide detection layer. The cyanide detection layer is composed of, by weight, 3-12 parts of sodium hydroxide, 8-15 parts of isonicotinic acid, 1-5 parts of triton X-100, 3-15 parts of barbituric acid, and 30-90 parts of methyl vinyl ether-maleic anhydride copolymer. The rendering test paper herein uses no bitter acids and other flammable explosive dangerous reagents during the detection process, the reaction time is short, the operating process is simple and fast, the detection cost is low, the detection cost for single sample detection is about 0.1 Yuan, the detection sensitivity and accuracy are high, rendered color uniformity is good, and the shelf life is long.

The embodiment of the invention discloses an intelligent detection method for wind power equipment and related products, which are applied to vibration detection equipment, and the method comprises the steps: obtaining a first target video of a cabin of target wind power equipment in a working state; determining a first position area of a blade of the target wind power equipment according to the first target video; obtaining a second target video, wherein the second target video comprises a video of the first position area of the blade in a working state; processing the second target video according to a preset video processing strategy to obtain second reference vibration information of the first position area; and judging the state of the target wind power equipment according to the second reference vibration information. According to the intelligent detection method for the wind power equipment provided by the embodiment of the invention, the detection difficulty and complexity of the wind power equipment are reduced, the detection efficiency is improved, and the intelligence of the vibration detection equipment is improved.

The invention discloses a compound amplification kit for simultaneously detecting a female skin and hair SNP (Single Nucleotide Polymorphism) genetic polymorphism site and application thereof. The kitcomprises primers of 6 SNP site genetic loci; the 6 SNP site genetic loci comprise: MC1R (rs1805007), NQO1 (rs1800566), AQP3 (rs17553719), FGFR2 (rs4752566), EDAR (rs3827760) and MMP1 (rs1799750); anrs number in brackets represents the number of the site in a dbSNP database. According to the kit disclosed by the invention, the primers are optimized so that the recognition capability of the primers to SNP is improved and the primers can be used for effectively identifying the difference of one basic group; the most suitable annealing temperature range is enlarged and a condition that a detection result has false positive, caused by the fact that annealing temperature is required to be accurate, is avoided, and the detection accuracy and reliability are improved; an ARMS (Amplification Refractory Mutation System) technology is combined with a capillary electrophoresis method for the first time; four female skin genes and 2 hair genes are simultaneously detected and the kit is a kit which has the most female skin and hair detection sites at present; the kit is convenient to use, an operation method is simple and the detection duration is shortened.