31results about How to "Solve the queuing problem" patented technology

The invention discloses a pickup method and a marketing system based on a storage cabinet. The method includes the steps: scanning a two-dimensional code on the storage cabinet by a user terminal, acquiring identification information of the storage cabinet, and transmitting the identification information of the storage cabinet and a user number of the user terminal to a server; searching whether the storage cabinet has a corresponding order by the server according to the user number or not, transmitting a taking password input prompt to the user terminal if the corresponding order is searched;receiving a pickup password inputted by a consumer by the user terminal, and transmitting the pickup password to the server; performing authentication by the server according to the pickup password,and transmitting an instruction to the storage cabinet to control a goods to be discharged if authentication is past. According to the pickup method, the goods is taken by the customer or taken by other people replacing the customer, input operations are performed on the user terminal, and the method solves the problems of queuing and crowding caused by more consignees.

Disclosed is a multi-terminal operation type multimedia VOD (video on demand) system in the same room based on the internet. The multi-terminal operation type multimedia VOD system comprises a cloud server, at least one singing hall server and at least one VOD terminal. Multimedia files and a multimedia file list are stored in each singing hall server. Singing hall server list and the corresponding multimedia file list of the singing hall servers are stored in the cloud server. The singing hall servers correspond to different singing hall IDs (identifications). Different VOD terminals correspond to different VOD terminal IDs. A room ID generation module and a room VOD list generation module are mounted on the cloud server. Room ID input modules, display modules, room VOD list display modules and VOD list editing modules are mounted at VOD terminals. The display modules are used for displaying the correlative multimedia file list of the singing hall servers. A VOD message transceiving module is arranged on the cloud server. Through the multiple terminals, the waiting is omitted for the users to request songs.

The invention discloses a weighing type cafeteria unmanned control apparatus. The apparatus comprises an entrance apparatus (1), a monitoring apparatus (2), an exit apparatus (3), the internet (4), aserver (5), a database (6), a mobile terminal (7), and a client/Web (8), wherein the entrance apparatus is in charge of managing and guiding customers to enter a cafeteria; the monitoring apparatus isin charge of monitoring consumption states of various dishes on one hand and is in charge of monitoring behaviors of all the customers in the cafeteria on the other hand; the exit apparatus is in charge of managing and guiding the customers to leave from the cafeteria; the internet is connected with the entrance apparatus, the monitoring apparatus, the exit apparatus, the server, the mobile terminal and the client/Web; and the server is connected with the database and is in charge of storing and processing data. The apparatus can realize self-service payment and settlement and remote intelligent management, improve weighing type cafeteria service quality and dining experience, perform intelligent monitoring on a dinning environment, and ensure civilized dining.

A multimedia video-on-demand system capable of being operated by multiple terminals in the same room comprises a server and at least one video-on-demand terminal. Each video-on-demand terminal is wirelessly connected with the server. Multimedia files and the lists of the multimedia files are stored in the server. Different video-on-demand terminals correspond to different video-on-demand terminal IDs. A room ID generating module and a room video-on-demand list generating module are mounted on the server. A room ID input module is mounted on each video-on-demand terminal. A room video-on-demand list display module is mounted on each video-on-demand terminal. A video-on-demand list editing module is mounted on each video-on-demand terminal and is used for adding new multimedia files to the corresponding room video-on-demand list, deleting the played multimedia files, and modifying the playing sequence of the multimedia files in the corresponding room video-on-demand list. The multimedia video-on-demand system has the advantages that multi-terminal video-on-demand in the same room is used, and video-on-demand queuing is avoided.

The invention discloses a weighing shopping trolley which comprises a trolley frame, a shopping basket, a wheel set, a handle, a weighing support, an electronic weighing table, a control circuit board and an LED display screen. The shopping basket is arranged on the trolley frame. The wheel set is arranged at the bottom of the shopping basket. The handle is arranged at the top of the trolley frame. The weighing support is horizontally arranged in the shopping basket. The electronic shopping table is arranged on the weighing support. The control circuit board is arranged in the electronic weighing table. The LED display screen is arranged on the side face of the shopping basket and connected with the control circuit board. In this way, according to the weighing shopping trolley provided by the invention, the problem that an existing shopping trolley is simplex in function and does not have the weighing function is solved, by additionally arranging the electronic weighing table and the LED display screen, bulk weighing commodities in the shopping trolley are pre-weighed, the weighing and accounting efficiency is improved, queuing during shopping rush hours is avoided, and the shopping experience is improved.

The invention provides an autonomous vehicle queuing distance control method. The method comprises the following steps of establishing a bicycle constant speed control system; obtaining a multi-vehicle spacing control system through a multi-agent theory according to the single-vehicle constant-speed control system; designing the parameters of an internal model compensator, and analyzing the robustness of the multi-vehicle-to-vehicle distance control system; according to the multi-vehicle-to-vehicle distance control system and the analyzed robustness, simulating a vehicle; and according to a simulation result, applying the internal model compensator of the control system to the vehicle. According to the autonomous vehicle queuing distance control method provided by the invention, one vehicle follows the other vehicle, a certain distance is kept between the vehicle and the vehicle in front of the vehicle, and the distance is almost constant; the vehicle collision is avoided by setting the parameters and the anti-collision of the internal model compensator, and the queuing problem of multiple vehicles is solved. The method is not limited by the vehicle types, the wind resistance is considered, and braking, interference and uncertainty of vehicles are not involved.

The invention provides an automatic beverage making and vending machine based on rotary mixing. The automatic beverage making and vending machine based on rotary mixing comprises at least one storagedevice, a cup storage device, a first rotation disc, a first motor and a controller, wherein the controller is electrically connected with the storage device, the cup storage device and the first motor, at least one receiving unit is connected to the first rotation disc, the first motor is connected with the first rotation disc in a driving way, the receiving unit is driven to a discharging position of the cup storage device to receive a cup, and the received cup is rotated to a discharging position of the storage device to receive burdening. Burdening mixing is achieved by rotation, the working efficiency is high, and equipment maintenance and material replacement and supplement are convenient.

The present invention relates to a method for issuing a value added tax invoice by employing a golden tax disc set. The method comprises the steps that: an issuing window is configured to introduce invoice issuing data to invoice issuing terminals according to tax payment receipt numbers provided by taxpayers; the invoice issuing terminals access a tax-control server, submit invoice issuing application to the tax-control server and upload invoice issuing information to the tax-control server; the tax-control server processes the invoice issuing data and forwards the invoice issuing applicationto golden tax discs corresponding to the invoice issuing terminals in a queue mode; the golden tax discs perform verification of the corresponding invoice issuing application, perform interactive processing of the invoice issuing application with the tax-control server, store issued invoice data and return successful signs; and the invoice issuing terminals issue and print the invoice and store the invoice data to a local database. A plurality of golden tax discs are subjected to centralized management in a golden tax disc set mode to achieve a form of one disc with multiple terminals so as to improve the invoice issuing efficiency through improvement of the utilization rate of the golden tax discs; and moreover, the terminal is separated from the golden tax discs so as to reduce the lossof the serial ports of the golden tax discs by plugging the device.

The invention discloses a self-help shopping system and a method. The system comprises an intelligent label, a regional communicator, a host, an intelligent settlement system, an intelligent label unlocking device and an access control. The method comprises a main program, wherein the main program comprises the following steps of: S1, changing the static state of the intelligent label; S2, sendinginformation to the regional communicator or to the host by the intelligent label; S3, forming a shopping list by the intelligent settlement system when the intelligent label is at the intelligent settlement system; S4, judging whether payment is completed or not by the intelligent settlement system, and starting the intelligent label unlocking device if the payment is completed successfully; S5,unlocking the intelligent label by the intelligent label unlocking device; S6, separating the intelligent label from the corresponding commodity. According to the invention, the inconvenience factorsbrought by queuing are avoided, the cost is greatly reduced, the commodity security is improved, the intelligent degree is improved, the labor quantity is reduced, the shopping experience is improved,and the compatibility is strong.

The invention provides a beverage acquisition and health management method. The method includes an NFC information storage unit, an NFC information writing device and an NFC information reading device; the NFC information reading device is connected with and controls a beverage machine; a consumer writes beverage information in the NFC information storage unit through the NFC information writing device in advance; the consumer transmits the beverage information to the NFC information reading device through the NFC information storage unit; and the NFC information reading device controls the beverage machine to make a beverage according to the beverage information. According to the beverage acquisition and health management method of the invention, by means of the reading and writing function of NFC, the convenience of the ordering and making of beverages can be realized, a queuing problem caused by a traditional mode in the industry can be overcome; the consumption experience of consumers can be improved; and the drinking habits, beverage information and health data of the consumers can be collected and analyzed, so that health management schemes beneficial to the consumers can beobtained.

The invention discloses a ship wharf truck queuing length estimation method, system and device and a medium, and the method comprises the steps: obtaining a queuing length calculation model of a truckqueuing queue in a stable state according to the service window utilization rate of a to-be-estimated ship wharf and an M/M/S queuing model; modeling the truck queuing queue forming process to obtaina regression model of the queuing queue forming state; modeling the truck queuing queue dissipation process to obtain a regression model of the queuing queue dissipation state; judging whether the service window utilization rate at the current moment is greater than a set threshold value or not, if so, indicating that the service window is in a supersaturated state, and estimating the queue length by using a fluid flow equation; and if not, indicating that the service window is in an unsaturated state, comparing the estimated length of the queuing queue at the previous moment with the queuinglength of the truck queuing queue in a stable state at the current moment, and selecting a corresponding calculation model to estimate the length of the queuing queue according to a comparison result.

The invention discloses a UWB-based smart catering implementation method, and the method is characterized in that the method comprises the following steps: 1, designing the arrangement number and positions of UWB base stations 3 according to a canteen building structure, so that signals of the UWB base stations 3 can effectively cover a whole meal taking area and a meal taking area; 2, enabling an edge calculation terminal 6 to perform modeling according to a canteen meal taking moving line diagram and UWB positioning information of the accurate measurement meal preparation terminal 5 to determine an effective meal taking area range; 3, enabling the edge computing terminal 6 to preset an effective dining range in advance according to the actual size of the dining area; 4, enabling the face recognition equipment of the UWB card issuing device 1 to communicate with the edge computing terminal 6 through a network. The invention relates to the field of smart catering, in particular to a smart catering implementation method based on UWB. The method facilitates the realization of smart catering.

The invention discloses an attendance checking method and device based on face recognition, electronic equipment and a storage medium, and the attendance checking method comprises the following steps: carrying out video frame extraction on a real-time video to obtain a first frame image; performing face detection on the first frame image to obtain a first face image of the target attendance personnel, and adding the first face image into a face image set; performing first attendance checking on the target attendance checking personnel according to the first face image; if the first attendance is not passed, video frame extraction is carried out on the real-time video again to obtain a second frame image, and the second frame image is located behind the first frame image; determining whether the second frame image contains the target attendance personnel or not; if the second frame image contains the target attendance personnel, taking the second frame image as a new first frame image, and performing face detection on the new first frame image to obtain a second face image of the target attendance personnel; and according to the second face image or the face image set, carrying out first attendance checking on the target attendance checking person again.

The invention discloses a public restroom crowding degree information interaction system which comprises a main module, a sensor module, a power supply and an interaction module. A sensor module is arranged in a restroom of each floor, and the sensor module receives the crowding information data of the restroom and then uploads the data to the main module. The main module processes the data to determine the current crowding degree of a restroom of each floor, and then displays the current crowding degree on the interactive module. According to the invention, a user can know the information ofthe crowding degree of a public restroom of each floor online or at a far sign; the user can adjust his or her action plan; and the problem of queuing in restrooms is avoided.

The invention discloses self-service terminal device and a service request processing method thereof. The self-service terminal device comprises a processor, a local area network module, an input module and an output module. The processor comprises a settlement unit which comprises an online bank settlement module, a cash settlement module, a third-party settlement module and a digital currency settlement module; wherein the digital currency settlement module is used for calling a digital currency account connected with an operation user and verifying the digital currency account; wherein thelocal area network module is used for being in communication coupling with other terminal device in a local area network; wherein the terminal devices in the local area network access the blockchain network, and the transaction data of each terminal device is uploaded to the corresponding blockchain. The invention provides the self-service terminal device and a service request processing method thereof, which have a function of multiple settlement modes and enhance the verification and tracing functions of request service.

The invention provides a self-service printer based on rapid face recognition and a working method of the self-service printer, and innovatively provides a method for obtaining printing data by virtueof a face recognition technology in the aspect of obtaining printing files by the printer. Modules of the whole machine comprise a power supply, a control module, a printing module, a camera shootingmodule, a face data storage module, a cloud communication module and a printing driving module. The machine body is in communication connection with a cloud server through the cloud communication module, and the cloud server comprises storage data in campus accounts and unit control. According to the invention, the dependence on external equipment is overcome, the printer is arranged in a dormitory building, and the teaching building improves the printing convenience of students; students are determined to print storage accounts and pay through face recognition, and the problem that studentsforget to take campus cards is solved. The feature value and the feature vector are solved by constructing the new matrix, and face recognition is performed according to the feature value, the featurevector and the projection coefficient, so that the operation speed is greatly improved, and the recognition accuracy is higher.