34results about How to "Reduce the number of users" patented technology

The invention discloses a heterogeneous wireless network access selection method based on a fuzzy neural network, aiming to solve the problem of imbalance loading among networks in a network coverage environment. The access selection method comprises the steps of: 1. prejudging and preprocessing: a. reducing the number of users which need to be processed subsequently; b. computing received signalstrength difference (DRSS) of two networks and access system difference DP of the two networks; 2. obtaining a fuzzy judgment factor FSD by using an RBF fuzzy neural network, wherein the fuzzy judgment factor FSD is obtained by adopting the RBF fuzzy neural network by taking the received signal strength difference (DRSS) of the two networks and the access system difference DP of the two networksas input parameters; 3. access judgment: obtaining an access judgment result according to the fuzzy judgment factor FSD; if the fuzzy judgment factor FSD is less than 0.5, then accessing network 1; if the fuzzy judgment factor FSD is more than 0.5, then accessing network 2; and if the fuzzy judgment factor FSD is equal to 0.5, and then accessing a network with strong signal strength.

The invention aims to reduce the energy consumption and improve the energy efficiency of a system through selection of cooperative relay users and the distribution of relay power under the condition that the throughput capacity of the system is ensured. The invention discloses a method for cooperative multicast among users based on the energy efficiency. The method comprises the following steps of: dividing the multicast process into two stages, and at the first stage, multicasting data to all the users at a high speed by a base station, ensuring that a part of the users with good channel conditions correctly decode the data, estimating channel state information between the remaining users with bad channel conditions and the users correctly decoding the data, finding a user who has the best channel condition and correctly decodes the data relative to each user with a bad channel condition, and using the user correctly decoding the data as a relay; and at the second stage, reasonably distributing the power of each relay by using the estimated channel state information between the relay users and the remaining users with the bad channel conditions, and multicasting data to the remaining users with the bad channel conditions by using selected relays.

A low-complicacy forming method of partial feedback ZF wave beam includes passing channel state information of user through a decision unit with feedback threshold formed by throughput and user total number as well as emission antenna number first before said information is sent to feedback link, feedback channel state information of user with channel gain greater than feedback threshold back to base station through uplink feedback link and carrying out activation user-set dispatch only in all users participating in feedback by base station.

The invention discloses a method and a device for monitoring the service traffic of mobile Internet. The method comprises monitoring the traffic of Gn interfaces to generate traffic records; according to the Internet protocol (IP) address and the uniform resource locator (URL) of an application server in the traffic records, computing the average traffic of the application server, which is generated within a first preset time; when the calculated average traffic exceeds a first preset threshold value, calculating the frequency that the application server sends push notification messages with the first preset time; determining whether the obtained frequency exceeds a second preset threshold value or not; if so, enabling the application server to reduce the frequency of sending the push notification messages by itself or stop sending the push notification messages or reduce the number of users receiving the push notification messages. The method for monitoring the service traffic of mobile Internet can effectively control network traffic.

The embodiment of the invention provides an information recommendation method and device and relates to the technical field of Internet. By means of the information recommendation method and device, user equipment using a recommendation list can be predicted, the recommendation list of the predicted user equipment using the recommendation list can be updated, the number of users needing to update the recommendation list is reduced, computing resources are saved, and the recommendation list can be updated in time for the user equipment which will use the recommendation list. The method comprises the steps that a first prediction result is obtained at first time, wherein the first prediction result comprises the predicted user equipment which will use the recommendation list at second time and third time, the first time is earlier than the second time, and the second time is earlier than the third time; according to the first prediction result, the recommendation list is generated for the predicted user equipment which will use the recommendation list at the second time and the third time.

The invention discloses a large-scale MIMO collaborative user scheduling method for mainly solving the problem that in the prior art a spectrum efficiency of a system is reduced as state information of a channel is compressed or quantified. The implementation steps of the method are as follow: 1, a base station sends training sequences to users, and the users estimate channel information according to received signals and the sent training sequences; 2, the users in the system are grouped, and a timer is set for the users; 3, the user with the maximal channel norm is found by the timer, and the channel state information of the user is broadcasted to the other users in the same group; 4, correlation coefficients between the other users in the same group and the user with the maximal channel norm are computed, and the users of which the correlation coefficients are less than a given threshold of the system feeds back the channel state information of the users to the base station; and 5, the base station computes a set of users to send, and sending signals after being subjected to beam forming are sent to the users. According to the method, under the premise of small influence on the system and speed, the feedback quantity of the system is effectively reduced, and downlink resources of the system are effectively improved.

The invention discloses a hybrid beam forming method based on grouping optimization. An existing method cannot well reduce inter-user interference, so that the system sum rate is not high, and good availability is not achieved. According to the method, the users are grouped by utilizing the user correlation and the user correlation threshold, the users with high correlation are divided into one group, and meanwhile, the number of the users in the group is reduced. Then, a vector set capable of providing higher signal power is screened out by utilizing the correlation between the user channel vector and the codebook. According to the method, users with large mutual interference are divided into one group through grouping. In order to maximize the capacity, a low-dimensional exhaustion algorithm is used in the group to reduce inter-user interference. And a greedy algorithm is used between groups, so that the influence of grouping is minimized. And the interference is greatly reduced while the system and the rate are improved. The method provided by the invention can effectively reduce the interference among users and improve the system and rate.

The invention relates to the technical field of wireless communication, and especially relates to a threshold based low-complexity MPA algorithm. The threshold based low-complexity MPA algorithm specifically comprises the steps of inputting a baseband signal; initializing a variable node message; updating a function node and the variable node message; calculating the confidence degree of each codeword; and judging whether the codeword confidence degree meets a threshold or not, and determining to decode, discard or continuously iterate the codewords. According to the invention, codewords with the confidence degree being high enough are selected in the iteration process by using the threshold so as to be decoded, so that the number of users superposed at the same frequency point is reduced; and meanwhile, the codewords with the confidence degree being low enough are discarded, so that the search range required by message updating in the subsequent iteration process can be reduced, and the complexity of the algorithm is effectively reduced.

The invention relates to the field of mobile communication, in particular to a high-speed rail mobile user identification method and system, and the method comprises the following steps: obtaining theinformation of a mobile terminal user entering a high-speed rail mobile network region; judging whether the mobile terminal user is a purchased high-speed rail ticket user or not, and if the mobile terminal user is the purchased high-speed rail ticket user, marking the mobile terminal user as a suspected high-speed rail mobile network user; judging whether the suspected high-speed rail mobile network users enter the station through the station entrance or not, and marking the possible mobile network users entering the station as high-speed rail station cell users; and judging whether the high-speed rail platform cell users move along with the high-speed rail or not, and marking the high-speed rail platform cell users moving along with the high-speed rail as high-speed rail private networkcell users. The users in the high-speed rail mobile network area are preliminarily identified through the high-speed rail ticket buying system and the station entering system, the user identificationnumber is reduced, the identification efficiency is improved, confirmation is performed according to the user movement track and speed, and the identification accuracy is improved.

The invention discloses an automatic tray loading device for a full-automatic drug dispensing machine. The automatic tray loading device comprises a loading rack; multiple stacked empty trays are placed in the middle of the loading rack; longitudinal moving platforms and a transverse conveying module are mounted below the trays; the longitudinal moving platforms are located on two sides of the transverse conveying module; and side supports for supporting the lowest tray are mounted in the position, located at the lower part of the lowest tray, of the loading rack. A plurality of drug trays stacked into a pile are placed into the automatic loading device, the trays can be conveyed into the drug dispensing machine one by one, the manual single-tray operation is replaced, and the efficiency of drug dispensing in batches is greatly improved.

The invention discloses an air conditioner aggregation control method and system and a regulation and control device, and belongs to the field of power system demand response load aggregation control. According to a load aggregation control target and based on the historical feedback of a user in response to a regulation instruction, the high probability estimation of receiving a regulation instruction, the small response behavior variance and the small number of historical times nt,i of sent instruction in historical feedback are adopted as reference, the sorting index values vt,i of users are set, and m users are sequentially selected to send adjusting instructions from large to small according to the sorting index values vt,i until satisfying the formula shown as the specification, and if a formula shown as the specification is satisfied, m is equal to n, P1,..., Pn represent the air conditioner power of the users respectively, and n is the total number of the users. According to the invention, a more ideal secondary frequency modulation effect is realized, the blind sending of adjustment instructions to users is avoided, and the number of users sending instructions and the number of users selecting to quit the response are reduced, so that the cost of a load aggregator and the fatigue of the users due to frequent receiving of the adjustment instructions are reduced.

The invention discloses a positioning structure for a stiffening steel plate shear wallboard and an installation method of the positioning structure. The positioning structure comprises a positioningalarm device for positioning the shear wallboard, an adjustable supporting device, a vertical direction device and a wallboard clamping device. Multiple touch alarm positioning blocks of the positioning alarm device deviate from a floor installation position when the shear wallboard is hoisted, the adjustable supporting device comprises a tensioning rod and two movable arms, the two movable arms are hinged to the shear wallboard and a floor respectively, and the vertical direction device detects the vertical state based on the situation whether an emitted laser line is emitted out through a making outlet of a prism reflection device or not. The positioning structure has the advantages of being simple in structure, wide in application range, low in cost, high in manufacture precision and the like. The problem is successfully solved that due to the structure characteristic of an assembly-type box board steel structure building, the alignment and perpendicularity in the process of manufacturing and installing the wallboard have deviation.

The invention discloses a partial user feedback method based on a multiuser multiple input multiple output analog feedback system. The method is characterized in that a base station calculates the feedback decision threshold of a user down channel module value and passes the threshold to all users according to the total number of users in the present service community, the number of antennae in the base station, the average feedback user number allowed by an up channel and square distribution feature of the down channel module; the down channel of users that agree with the threshold is fed back to the base station at each time slot in the manner of analog feedback; the base station obtains the down channel of users from the received user analog feedback signals by estimation according to least mean square; and the base station only carries out selection of transmitting user set among the users of feedback analog signals. The method reduces the tremendous feedback overhead generated by analog feedback under multiuser environment, obtains the total throughout rate with less loss than all users participating in the analog feedback and is suitable for the use in a practical system and reduces use cost.

The invention discloses a terminal state processing method, terminal state processing equipment and a medium. The method comprises the steps: when a network is overloaded because the number of terminals receiving a multimedia broadcast multicast service in a wireless resource control connection state is too large, the network is overloaded; the network side instructs the terminal receiving the multimedia broadcast multicast service to enter a specified radio resource control state; and / or indicates the duration for the terminal to receive the multimedia broadcast multicast service in the specified state. The terminal enters a specified radio resource control state according to the indication, and / or receives the multimedia broadcast multicast service according to the indicated duration in the specified state. By adopting the invention, the network side can reduce the number of the multimedia broadcast multicast service users in the connected state when the network is overloaded, and finally, the load balancing control is realized.

The invention provides a process changing method and device. The method comprises the following steps: acquiring change information, determining each evaluation object corresponding to the change information, obtaining change information according to the change information and each review object; calling a preset first message template, generating message information, and sending the message information to a pre-constructed IMS system, so that the IMS system sends the change information contained in the message information to the account of each review object, wherein the review result is a result of reviewing the change information by each review object; receiving the review result fed back by the IMS system, determining a to-be-changed process according to the review result and the change information, and changing the process of the to-be-changed process. Therefore, each review object corresponding to the change information is a user in the IMS system, and each review object completes review through the IMS system, so the number of users of the PLM system is reduced, and the operation speed of the PLM system is improved.

The invention discloses a wavelet discrimination processing method based on angle entropy, comprising: receiving multiple groups of signals sent by a base station; , if it is less than , use the angle entropy to divide the first signal and the second signal into a group; judge whether the power ratio of the grouped first signal and the second signal is 5:5 or 6:4, if No, the serial interference cancellation detection algorithm is used to distinguish the first signal and the second signal; the present invention groups according to the angle entropy, reduces the number of users in each group, and overcomes the traditional wavelet beamforming algorithm in the case of close angles , the shortcomings of indistinguishable, the existing wavelet beamforming algorithm has been improved to improve the resolution of the angle of arrival.

The invention discloses a heterogeneous wireless network access selection method based on a fuzzy neural network, aiming to solve the problem of imbalance loading among networks in a network coverage environment. The access selection method comprises the steps of: 1. prejudging and preprocessing: a. reducing the number of users which need to be processed subsequently; b. computing received signalstrength difference (DRSS) of two networks and access system difference DP of the two networks; 2. obtaining a fuzzy judgment factor FSD by using an RBF fuzzy neural network, wherein the fuzzy judgment factor FSD is obtained by adopting the RBF fuzzy neural network by taking the received signal strength difference (DRSS) of the two networks and the access system difference DP of the two networksas input parameters; 3. access judgment: obtaining an access judgment result according to the fuzzy judgment factor FSD; if the fuzzy judgment factor FSD is less than 0.5, then accessing network 1; if the fuzzy judgment factor FSD is more than 0.5, then accessing network 2; and if the fuzzy judgment factor FSD is equal to 0.5, and then accessing a network with strong signal strength.

The invention aims to reduce the energy consumption and improve the energy efficiency of a system through selection of cooperative relay users and the distribution of relay power under the condition that the throughput capacity of the system is ensured. The invention discloses a method for cooperative multicast among users based on the energy efficiency. The method comprises the following steps of: dividing the multicast process into two stages, and at the first stage, multicasting data to all the users at a high speed by a base station, ensuring that a part of the users with good channel conditions correctly decode the data, estimating channel state information between the remaining users with bad channel conditions and the users correctly decoding the data, finding a user who has the best channel condition and correctly decodes the data relative to each user with a bad channel condition, and using the user correctly decoding the data as a relay; and at the second stage, reasonably distributing the power of each relay by using the estimated channel state information between the relay users and the remaining users with the bad channel conditions, and multicasting data to the remaining users with the bad channel conditions by using selected relays.

The present invention relates to the field of wireless communication technology, in particular to a threshold-based low-complexity MPA algorithm, the specific steps of which include inputting baseband signals; initializing variable node messages; updating function node and variable node messages; calculating the confidence of each code word; judging Whether the codeword confidence meets the threshold determines whether to decode the codeword, discard it or continue to iterate. The present invention uses a threshold to select codewords with high enough confidence in the iterative process for decoding, thereby reducing the number of users superimposed on the same frequency point; at the same time, discarding codewords with low enough confidence can reduce subsequent iterations The search range required for message updates during the process effectively reduces the complexity of the algorithm.

The invention discloses a tray automatic discharging device of a semi-automatic tablet arrangement machine. The tray automatic discharging device comprises a discharging rack, wherein a longitudinal movement platform used for placing massive trays is mounted below the center of the discharging rack, and a transverse conveying module parallel with the longitudinal movement platform is mounted at one side of the longitudinal movement platform; a gear and rack group used for driving the longitudinal movement platform to move in a vertical direction is mounted below the longitudinal movement platform; a side support used for supporting the trays is mounted on the discharging rack; and the side support comprises a support shaft and a support frame capable of axially rotating along the support shaft. The tray automatic discharging device can convey and stack the trays which are loaded with tablets in the tablet arrangement machine one by one instead of original manual operation. The working process that a medical worker needs to manually take the full trays and place one hollow tray again is replaced, and the work efficiency is increased.

The invention belongs to the technical field of locomotive toilets, and discloses a vacuum intermittent excrement collecting system for locomotives, a working method of the vacuum intermittent excrement collecting system and a locomotive toilet, the vacuum intermittent excrement collecting system comprises a bedpan, a clear water tank capable of conveying flushing water to the bedpan, and a dirt tank used for receiving flushed objects in the bedpan, a plurality of flushing water inlets are distributed at the opening of the bedpan, nozzles are distributed in the flushing water inlet; the bedpanflushing water outlet is connected with the sewage tank through a drain valve, a vacuum generator is arranged on the sewage tank, and a flushing button for controlling flushing water to enter the bedpan is arranged between the bedpan and the clear water tank; and the toilet also comprises a control module used for controlling the work of the whole excrement collecting system. A vacuum intermittent design is adopted, the dirt box is not continuously in a vacuum state and is only in a vacuum mode to collect dirt when the bedpan is flushed, the number of locomotive toilets is very small and is generally two to three, the design can effectively save compressed air resources, in addition, components of the excrement collecting system are not continuously in a vacuum working environment, And the service life can be obviously prolonged.

The invention provides a product information sending method and a product information sending device. The product information sending method comprises the following steps of: acquiring product information, determining each target receiving object corresponding to the product information; according to the product information and each target receiving object corresponding to the product information,calling a preset message template, generating message information corresponding to the product information; and sending the message information to a pre-constructed intelligent platform management IMS system, so that the IMS system sends the product information contained in the message information to accounts of all target receiving objects corresponding to the product information. Visibly, according to the product information sending method and the product information sending device provided by the invention, each receiving object corresponding to the product information is a user in the IMSsystem instead of a user in a PLM system, so that the user number of the PLM system is reduced, and the operation speed of the PLM system is accelerated.

The present invention relates to a partial user feedback method for a limiting feedback multi-input and multi-output (MIMO) multi-user system, arranging different random vector codebook sets for a base station and a user terminal. A random vector codebook set at the base station is a subset of the random codebook set for the user terminal. Based on the resultant random vector codebook set for the user, the user measures a channel vector direction. After the channel vector direction of the user is quantified and positioned into the base station, the user of the random vector codebook set is eligible to feed back. In addition, the user eligible for feedback feeds back channel gain and channel direction vector index based on the random codebook set to the base station at each time slot. Thus, the base station carries out channel re-creating to the user in light of the channel direction vector index and the channel gain fed back by the user and the random vector codebook set at the base station. In addition, the base station carries out transmission users set selection only in the re-created user channel participating in the feed back. The partial user feedback method for a limiting feedback multi-input and multi-output (MIMO) multi-user system provided by the present invention has the advantages of reducing feedback expense, enhancing system throughput rate, and being suitable for use in practical systems.

The invention discloses an intelligent testing system for a main board of a tablet personal computer. The intelligent testing system is characterized in that a power source and the tested tablet personal computer are included; the intelligent testing system further comprises a clamp, a data collecting card and a PC tablet; the main board of the tablet personal computer is placed on the clamp, and an outer frame groove of the tablet personal computer is connected with the data collecting card through an ejector pin on the clamp; a screen, a camera, a touch system and an audio signal on the main board of the tablet personal computer are connected with the data collecting card through ejector pins on the clamp; the data collecting card is further connected with the PC tablet, and data transmission is built. The intelligent testing system for the main board of the tablet personal computer is introduced, a plurality of functional clamps are controlled through a PC tablet side program to automatically carry out functional tests on the main board, the production efficiency of the main board is improved, the number of employed operators is reduced, and economic benefits are improved.

The present application provides a software upgrading method, wherein, the method includes: displaying a first icon corresponding to a current version of a target software to a user and a second iconcorresponding to a version of the target software to be updated; acquiring identity information of the user, and judging whether the user is a preset experience user according to the identity information; when the user is a preset experiencing user and the user clicks on the first icon,prompting the user for the version of the target software to be updated so that the user upgrades the target software from the current version to the version to be updated by clicking on the second icon. Embodiments of the present application reduce the number of users who upgrade software to prevent more usersfrom affecting the running efficiency of the background server when upgrading.

The invention relates to a hand-operated front-loading washing machine. The hand-operated front-loading washing machine comprises a bottom box, a rocking handle, a bi-directional rocker, a left rocker, a right rocker, a bottom barrel, a clothes washing barrel, a spin dryer tube and a barrel core, wherein the bi-directional rocker is rotationally connected with the bottom box through a bearing; the rocking handle is rotationally connected on the bottom box; the bi-directional rocker is rotationally connected with the bottom box; a gear is mounted on the bottom box; the gear mounted on the bottom box is meshed with a transmission gear at the bottom end of the rocking handle; the left rocker and the right rocker are rotationally connected on the bottom box; the bottom box is rotationally connected with the left rocker; the right rocker is rotationally connected with the spin dryer tube; the barrel core is rotationally connected at the bottom end of the spin dryer tube. The hand-operated front-loading washing machine does not need to be powered up, the problem of large power in a dormitory is avoided, the number of people using the hand-operated front-loading washing machine can be reduced if the hand-operated front-loading washing machine is used in the dormitory, the probability of infection of a skin disease can be effectively reduced, and the function of building the body is also realized.