73 results about "Time cycles" patented technology

This invention relates to a processing procedure for an electronic system subject to transient error constraints, in which two virtual sequences installed on a single physical sequence are multiplexed in time in one given real time cycle (the data resulting from each execution of a virtual sequence being stored so that they can be voted before use), and in which if an error is detected, the real time cycle in progress is inhibited and a healthy context is reloaded to make a restart that consists of a nominal execution of the next cycle starting from the reloaded context.This invention also relates to a memory access monitoring device.

A cellular phone that provides a display of the minutes used and / or remaining during a current cycle of a category of minutes provided in a calling plan. The display allows the user to immediately know if further use will incur additional fees beyond the monthly base fees. Additionally, A method for monitoring and displaying on a cellular phone the number of minutes used and / or remaining in a cellular phone calling plan. The method comprising the steps of: providing a cellular phone; inputting an initial start time for a repeating time cycle of a calling plan; inputting a time period for the repeating time cycle; providing a designated amount of time for a first category of time in the calling plan for the repeating time cycle; monitoring phone usage of the first category of time; and, displaying an indication of one of an amount of time used of the designated amount of time for the first category of time and an amount of time remaining of the designated amount of time for the first category of time in a current repeating time cycle.

There is provided a generator generating power from vibration, capable of increasing a power generation voltage even if the vibration is small in amplitude to thereby enhance efficiency of power generation. A vibration power generator, provided with a mechanism for converting vibrational energy into electrical energy, comprises a switch for switching over whether or not power is outputted, and control of the switch is executed by periodic control thereof such that switchover occurs between respective time periods for outputting the power and respective time periods for not outputting the power at cycles not less than twice and not more than 100 times cycles of vibration. With the invention, efficiency of the generator can be enhanced, and it is possible to provide electronic equipment without power supply from outside, and capable of saving trouble of battery replacement.

The invention provides a damping method of a fiber option gyroscope (FOG) strap-down inertial navigation system, mainly comprising the following steps: acquiring the initial attitude of a carrier by initial alignment; measuring angular velocity input and acceleration input on a carrier coordinate system; calculating an initial attitude matrix; converting carrier-system acceleration output into platform-system acceleration; acquiring all current velocity and angular velocity values; conducting horizontal damping on velocity information; calculating the attitude angular velocity of the carrier to a mathematics platform system; updating the current attitude matrix with quaternion numbers; outputting a carrier attitude angel; and entering the next time cycle. The invention adds suitable horizontal damping in a velocity information position of a horizontal loop of the system to eliminate the Shura periodic oscillation and the Foucault periodic oscillation of the system and adds a suitable directional damping network in an earth angular velocity input information position to eliminate the earth 24-hour periodic oscillation of the system, thereby improving the accuracy of a ship strap-down inertial navigation system.

The invention discloses an air conditioner energy conservation control method and an air conditioner. The air conditioner energy conservation control method includes the steps that according to a preset time cycle, a monitoring result of the air conditioner from a sensor is received to judge whether the air conditioner is operated with low consumption, if the judgment result is yes, the next time of judgment is waited, and otherwise the function mode of the air conditioner is obtained; under the heating function mode, the temperature of the air conditioner is lowered to the preset temperature; under the refrigeration function mode, the temperature of the air conditioner is raised to the preset temperature; the monitoring result of the air conditioner from the sensor is the number of times that the air conditioner is started or stopped or the variation trend of the current of a compressor or the variation trend of the opening degree of an electronic expansion valve. The air conditioner comprises an operating time detection module, a sensor module, a comparison and judgment module, a functioning mode detection module and a control module. By applying the air conditioner energy conservation control method and the air conditioner, power consumption can be effectively lowered while the comfort of a user is taken into account.

This invention specifies how control information is inserted in the flow of data units on a channel between two common time reference (CTR) driven switches in order to delineate time frames, sub-time frames, and time cycles. The delineation enables the receiver to unambiguously associate the received data units with time frame, sub-time frame, and time cycles. The invention further introduces a method for counting data units in order to, among other things, detect the end of a time frame, the end of a time cycle, and the position and value of other control information.

The clinical analyzer includes a cuvette carrier that is moved in a manner to provide flexible assay timing and variable incubation periods. Multiple assays having such varied incubation times can be run concurrently in random-access, avoiding timing conflicts. Fluid delivery stations are placed around the cuvette carrier in positions that are independent of assay timing. The cuvettes move in unison, in multiples of incremental steps, along a closed geometrical path. The cuvette carrier is movable variable distances in opposite directions in a single time cycle to position specific cuvettes at specific locations for delivery of sample or reagent. The direction of movement of the cuvette carrier is preferably based on a determination of the shortest distance between the cuvette and respective fluid delivery stations. However, in each time cycle there is a net progressive incremental stepwise movement of the cuvettes in a selected direction.

The invention discloses a tension control method, device and system of rolling and unrolling equipment. The tension control method comprises the steps of obtaining the current linear velocity V<n> of operation of a material and the current frequency f<n> of a motor rotor; calculating out the current rolling diameter calculated value D<n> of the outer diameter of the material on a roller wheel every other time cycle T according to the obtained current linear velocity V<n> and the current frequency f<n> of the motor rotor; comparing the current rolling diameter calculated value D<n> with a predetermined limiting condition, and determining the current rolling diameter determined value; according to the current rolling diameter determined value, controlling a motor to output a corresponding force moment. According to the tension control method, device and system of the rolling and unrolling equipment, due to the fact that a tension controller calculates out the current rolling diameter calculated value by obtaining the material operation linear velocity, then conducts error judgment on the current rolling diameter calculated value obtained through calculation, conducts judgment by comparing the current rolling diameter calculated value with the limiting condition and finally controls a frequency converter to output the corresponding force moment according to the current rolling diameter determined value obtained through calculation and judgment, the material on the roller wheel can obtain constant tensile force all the time, the material can be rolled and unrolled more stably, and the rolling and unrolling effect is better.

A water heater performance monitoring device for monitoring whether a water heater is functioning optimally or whether it requires service. The device uses maximum heating rates taken from a plurality of measured heating rates to determine if the performance of the water heater has degraded from a threshold performance level. A water heater performance monitoring device can reduce the number of false alarms that occur regarding the need for water heater service by filtering out temporary factors, lasting less than a time cycle, which affect heating rate of water in the water heater. This can save users time and money by reducing unnecessary water heater inspections.

The invention discloses a real-time traffic stream short-time prediction method which comprises the following steps: 1, confirming a target city range to be predicted; 2, acquiring historical trafficstream observation data of the selected target city range according to time cycles; 3, preprocessing the acquired historical traffic stream observation data of the selected target city range so as toform corresponding training sets and testing sets; 4, establishing a traffic stream prediction model based on fuzzy self-adaptation; 5, training the traffic stream prediction model by utilizing the formed training sets and testing sets; 6, predicting traffic streams within the target city range by utilizing the trained traffic stream prediction model.

The invention provides a method and device for detecting disk performance. The method comprises the steps of dividing the acquired running status data of a plurality of out-of-order disks in n cycles before failure into m groups of data, obtaining m feature sets according to the m groups of data, matching the acquired running status data of a target disk with the m feature sets, respectively, and if the running status data of the target disk are matched with a target feature set among the m feature sets, obtaining a cycle range corresponding to the target feature set, wherein the cycles are the time cycles of attribute parameter change of the disks, and m and n are positive integers; each feature set of the m feature sets corresponds to a predetermined cycle range. As a result, the left use time of the target disk can be effectively predicted and the out-of-order disks ca be handled conveniently.

The invention belongs to the field of satellite navigation positioning technology research, and particularly relates to a three-frequency GNSS (Global Navigation Satellite System) real-time cycle slipfixation technology based on an ionized layer-free combination. The method comprises the following steps that: receiving and analyzing a broadcast ephemeris telegraph text, a real-time precise satellite correction telegraph text and a navigation telegraph text; according to a real-time precise satellite orbit and clock difference correction amount and the modeling correction of a main error, improving the distance measurement accuracy of a pseudo-range and carrier wave phase observation amount; between the (k-1)th epoch and the kth epoch, carrying out original observation amount differentiation; constructing an ionized layer-free EWL (Extra-wide Lane) combination; on the basis of a fixed EXL cycle slip, constructing an ionized layer-free WL (Wide Lane) combination; and on the basis of thefixed EXL and WL cycle slip, constructing an ionized layer-free NL (Narrow Lane) combination. By use of the technology, the steps of traditional multi-frequency combination cycle slip detection and repairing can be simplified, calculation efficiency is improved, and the fixation success rate of the cycle slip under an ionospheric disturbance situation can be improved.

The invention provides a scheduling method of vehicle putting areas and a client, and belongs to the scheduling field of vehicle putting areas. The scheduling method of the vehicle putting areas includes: acquiring historical order information of vehicles in a preset time cycle, wherein the historical order information includes vehicle unlocking positions of the vehicles; obtaining a plurality oftarget vehicle concentration clusters by clustering according to the vehicle unlocking positions; determining geographical boundaries of the target vehicle concentration clusters, and obtaining the vehicle putting areas; obtaining area counting information, which corresponds to all the vehicle putting areas, by the historical order information of the vehicles in all the vehicle putting areas; respectively scoring all the vehicle putting areas on the basis of all the area counting information to obtain putting scores corresponding to all the vehicle putting areas; and carrying out division of putting priority on all the vehicle putting areas according to all the putting scores. Automatic division of the priority on the vehicle putting areas is realized, operation and maintenance personnel can carry out putting of vehicles according to the priority of division, and putting rationality is high.

The invention discloses a post-event ultra-fast RTK positioning algorithm based on GPS, GLONASS and BDS multiple systems. Firstly, a wide lane ambiguity between reference stations of GPS, GLONASS andBDS is respectively solved by adopting a Melbourne-Wubbena combination, and then ionospheric delay between the reference stations is eliminated by adopting a method without ionospheric delay combination. Double-difference ambiguity float solution and covariance of L1 frequency point can be recovered by using float solution and covariance of fixed wide lane ambiguity and ionosphere-free combined ambiguity, and double-difference integer ambiguity is resovled to calculate atmospheric error, and then atmospheric error interpolation is carried out to generate correction number. GNSS real-time cycleslip detection is carried out, tropospheric errors are corrected, and finally a Kalman filtering parameter estimation method is used to complete new state estimation. The invention is advantageous inthat the high-precision positioning service of CORS can be realized by completing the resolution of the integer ambiguity among the base stations, the extraction of the atmospheric error, the error interpolation, the correction generation, the real-time cycle slip processing, the elimination of the ionospheric delay and the optimization of the tropospheric model, and the algorithm provided by theinvention is convenient for surveying and mapping personnel to obtain stable CORS correction data.

The invention discloses a method to take multi-chip parallel testing by using synchronous communication chip. It includes the following steps: taking division to the different test vectors according to time cycle, and restoring into memory of tester; outputting the data according to time cycle to gain paralleling testing and taking qualified / error judgment. The invention could improve testing efficiency of testing chip and lower testing time and cost.

The invention discloses a preparation method of a catalyst for preparing olefin from synthetic gas. The preparation method comprises 1, carrying out isopyknic saturated immersion on an alumina carrier in an ammonium salt-containing buffer solution, carrying out drying until an adsorption quantity of the ammonium salt-containing buffer solution is 30-60% solution saturated absorption amount of the alumina carrier and carrying out aging, drying and roasting to obtain a modified alumina carrier, 2, carrying out nonsaturated immersion on the modified alumina carrier obtained through the step 1 in a zinc salt solution, carrying out drying and carrying out roasting, 3, carrying out nonsaturated immersion on the roasted carrier obtained through the step 2 in an adsorbent-containing wetting solution, and 4, drying the adsorbent-containing carrier obtained through the step 3, carrying out saturated co-immersion on the adsorbent-containing carrier obtained through the step 3 in a mixed solution of active metal iron, an auxiliary agent manganese and an auxiliary agent potassium and carrying out drying and roasting to obtain the catalyst for preparing low carbon olefin from synthetic gas. The catalyst has the characteristics of long-time cycle running activity and high stability and is conducive to industrial application and promotion.

The invention discloses a same orbit plane satellite observation orbit design method under a nature accompanying condition; the method comprises the following steps: designing an observation satellite initial orbit satisfying the nature accompanying condition with a target satellite; setting a visual direction, relative to the observation satellite, of the target satellite as the observation direction, and keeping space inertia orientation of the observation satellite in a flying process; selecting a visual angle of an observation camera; determining an observation direction and target satellite connecting line angle long-time cycle radiate model; adjusting the observation satellite gesture according to the long-time cycle radiate model. The satellite observation orbit design method can reduce the observation satellite space flying orbit gesture orbit coupling maneuvering requirement; a control system and an execution mechanism are simple, and cost is low.

The invention discloses a method for a three-dimensional incompressible unsteady N-S equation finite element numerical solution. First a mathematic splitting method is applied to split an N-S equation into a diffusion equation, a convection equation and a pressure correction equation, a first speed transition value at a (n+1) moment is obtained through diffusion equation calculation according to an initial value at an n moment value and boundary conditions, and then a second speed transition value at the (n+1) moment is worked out through the convection equation, a pressure value at the (n+1) moment is calculated according to a pressure Poisson equation, a speed value at the (n+1) moment is obtained according to the speed correction equation, a bearing reaction formula is adopted to calculate acting force of fluid on the boundary, finally whether a current time step reaches a simulation duration is judged; if the current time step reaches the simulation duration, computing is stopped, or else next-step time cycle computing is executed until the simulation duration is reached. A speed-pressure interpolation function does not need to meet LBB conditions, difficulty of weight function correction by finite elements is effectively avoided, and calculation efficiency is greatly improved.

The invention discloses a finite element simulation-based wheel-track contact cyclic loading-unloading simulation analysis method. The method comprises the following main steps of (a) building a uniaxial tension and compression axial symmetric model by utilizing finite element software ABAQUS; (b) performing uniaxial tension and compression cyclic test simulation, and according to an indoor test result and a Chaboche model, performing correction on a nonlinear hardening parameter of a material; (c) building a wheel-track contact model, and setting material parameters and contact parameters; (d) decomposing a single-time cycle into three stages including a loading stage, a stable rolling stage and an unloading stage, and setting a loading condition, a constraint condition, a contact condition and a boundary condition; and (e) by utilizing a restart mechanism, importing a previous calculation result, performing wheel track contact loading-unloading simulation based on this, and storing an unloading stage result to serve as an initial condition of the next cycle. Based on a nonlinear finite element simulation method and a contact mechanic theory, cyclic loading and unloading behaviorsof wheel track fatigue, damage and the like can be subjected to simulation analysis.

A conveyorized oven that provides uniform cooking with control of the heater and / or the conveyor belt speed. The oven includes a controller that monitors power consumption of the heater and uses the power consumption to control the heater and / or the speed of the motor that drives the conveyor belt. The power consumption is monitored by counting the on time cycles of a switch that connects and disconnects the heater to a power main. Changes in the power consumption due to changes in loading are used by the controller to reduce recovery times of the oven temperature to a set temperature by controlling the heater and / or the motor. By using a stepper motor, there is no need for a gear box.

The invention discloses a desktop display method and device. The method comprises the steps that a time period when the current time is in a preset time cycle is detected, wherein the preset time cycle is partitioned into multiple time periods, and corresponding desktop wallpaper is set for each time period; when the time period when the current time is in is detected, the desktop wallpaper corresponding to the detected time period is determined; the determined desktop wallpaper is taken as the wallpaper of a terminal desktop at the current time, wherein the determined wallpaper is used for indicating the time period when the current time is in. According to the method and device, the technical problem that in the prior art, the wallpaper of a terminal cannot reflect the current time is solved.

The invention, which relates to the field of engineering management systems, discloses an integrated management system for engineering project supervision, cost, bidding and consultation so that a problem of being lack of prompting from others can be solved. The system is composed of an acquisition module for obtaining a project progress file, a reading module for reading the project progress file, and a prompting module for informing a promoted object indicated by prompting object information of corresponding project sub module starting according to a prompting mode indicated by prompting mode information on the condition of arrival of starting time indicated by the prompting time information. According to the invention, the project can be divided into a plurality of sub modules and the object is prompted based on different time cycles of each sub module, so that prompting is carried out based on the processing progress.

A method and system for navigation of a robot along a goal path and avoiding obstacles. The method includes receiving goal pose for one or more robots and determining a goal path for a first robot while avoiding moving and fixed obstacles of a received obstacle map. A first objective function is evaluated to select a preferred velocity from a generated set of candidate velocities, the selecting based on one or more weighted cost functions. A set of velocity obstacles created based on the poses of the one or more robots and the preferred velocity is used in evaluating a second objective function to determine the motion of the robot in the next time cycle. Creating the set of velocity objects includes converting the preferred velocity from a non-holonomic to a holonomic velocity.

Provided is an air purification treatment device under ionization and ultrasonic coupling effects. A first-stage treatment area of the air purification treatment device includes a pre-filter screen mounted at an air inlet; a second-stage treatment area includes a plasma reactor, a canvas and a dust collecting electrode; a third-stage treatment area includes a honeycomb-shaped activated carbon mounted close to an air outlet. A central processor is connected with an ultrasonic generator; the ultrasonic generator is controlled to work for a period of time each separated by a cycle by adopting a time cycle; an ultrasonic transducer is connected with the ultrasonic generator through an interface so as to be used for converting an electric signal generated by the ultrasonic generator into mechanical vibration; an ultrasonic amplitude-change pole is connected with the ultrasonic transducer so as to be used for converting the mechanical vibration into stable ultrasonic vibration. The air purification treatment device can remove dust and remove bacteria, and is suitable for families, hospitals, offices and other public places.

The invention belongs to the technical field of agricultural planting, and discloses a camphor tree seedling raising method. The method comprises the steps of cutting branch selection and treatment; cutting, wherein after treatment in the step 1 is conducted, a matrix cutting cave with the aperture being 3-5 cm and the depth being 3-5 cm is formed in the middle of a matrix in a seedling raising container, the central axis of the matrix cutting cave and the horizontal plane form the angle ranging from 35 degrees to 45 degrees, the beveled ends, dipping rooting slurry, of cutting branches are put into the matrix cutting cave in a cutting mode, the cave is filled with river sand, and then watering is conducted thoroughly; germination hastening and rooting culture are conducted; seedling exercising and transplanting are conducted, wherein obtained camphor tree seedlings are transplanted into a seedling exercising matrix, the air humidity is kept at 60%, the temperature is 28 DEG C, and after seedling exercising and transplanting are conducted for 60-90 days, the seedlings can come out of a garden. The method for raising seedlings through cutting is simple and easy to understand, the survival rate is high, the root system is advanced, the seedling raising time cycle is greatly shortened, the seedlings are healthy, the growth vigor is kept uniform, unified management and unified sale can be achieved, and the economic benefits are increased.

The invention provides an automatic scheduling method and system for shipping space information, a storage medium and electronic equipment. The scheduling method comprises the following steps that: classifying all air lines into popular air lines and unpopular air lines; carrying out statistics on the current-day full cabin rate of each popular air line; according to the average full cabin rate of each popular air line in previous several days, judging whether the current-day full cabin rate is abnormal or not; traversing each selected popular air line, and judging whether the current-day full cabin rate falls into a full cabin rate standard reaching range or not; carrying out up-regulation on the instruction calling frequency of the popular air line of which the current-day full cabin rate is greater than the maximum value of the full cabin rate standard reaching range according to a first ratio in a current day; and carrying out down-regulation on the instruction calling frequency of the popular air line of which the current-day full cabin rate is smaller than the minimum value of the full cabin rate standard reaching range according to a first ratio in the current day. According to air line characteristics and a time cycle, instruction calling frequency is automatically regulated, the instruction calling frequency of the unpopular air line can be properly reduced while the full cabin rate of the popular air line is reduced so as to realize a purpose that operation cost is saved while user booking experience is improved while an integral full cabin rate is lowered.

In order to permit use of a refrigerator by observant Jews during Holiday times, Normal and Holiday modes are established. During Holiday mode, repetitive fixed frequency and fixed duty cycle time cycles are established, each time cycle having “on” and “off” portions. During “on” cycle portions current flow through the refrigerator is permitted as determined by the refrigerator compartment temperature. During “off” cycle portions current flow is inhibited irrespective of refrigerator compartment temperature changes. Visible indicators inform users of the status of the current cycle portion, thereby advising them to open the refrigerator door only during “off” cycle portions.

The invention provides a machine room site health level calculating method and monitoring system thereof and aims to solve a problem that operation condition of a machine room or a machine room groupin a specific period cannot be acquired directly in a prior power environment monitoring system. The method includes (S101) calling real time alarm time of each power environment device of each localsite and history alarm time data in a specific time period; (S102) acquiring health level value of each detection item of the local site through calculation according to real time alarm time of each power environment device and history alarm time data in the time cycle; (S103) calculating the site health level of the local site according to the health level value of each detection item and the site health level proportion of each detection item in the local site. The monitoring system includes an alarm access module and a calculation module.

The invention provides a time synchronization keeping method and a time synchronization keeping system applied to a TD-LTE. The method comprises the steps as follows: a base station acquires a time synchronization signal, the time cycle of the synchronization signal is counted by using a counter generated by a local clock, a reference timer acting in base band treatment is configured according toa ratio of the actual counted point number in the time cycle and the standard point number, and the reference timer is adjusted in real time to achieve time synchronization correction. According to the method and system provided by the invention, the increasing of cost caused by hardware revision can be avoided, the time synchronization hopping caused the common correction mode is avoided, and theperformance requirement of time synchronization keeping is also met. In addition, the scheme has no affect on the treatment of system base band, low in complexity and prone to implementation, and thenew technical means for overcoming the prejudice of the prior art is provided in the industry, and the important market value is provided.