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38results about How to "Achieve drift" patented technology

Control cycle synchronizer of triple-modular redundancy fault-tolerant computer

The invention relates to a control cycle synchronizer of a triple-modular redundancy fault-tolerant computer, which comprises single machines A, B and C, a voting circuit and control cycle interruption management modules arranged in the A, B and C, wherein the single machines A, B and C simultaneously input respective control cycle clocks to the voting circuit; the voting circuit uses an internal voting unit and wired-and logic to carry out a 2-out-of-3 vote on the input control cycles so as to produce a unified control cycle clock; the single machines A, B and C use the unified control cycle clock to response to control cycle interruption; and the control cycle interruption management modules turn off the control cycle interruption after the control cycle interruption is started, and turn on the control cycle interruption of the single machines A, B and C again after a certain time delay. By using the simple circuit design scheme, in the invention, the high-reliability control cycle synchronization control on the triple-modular redundancy fault-tolerant computer is realized, and all simplex fault modes including normally-0 or normally-1 faults as well as clock drift faults (including high-frequency oscillation and frequency downshift) can be tolerated.
Owner:BEIJING INST OF CONTROL ENG

Apparatus for measuring libration by optical fibre and measuring method

This invention discloses one fiber measurement vibration device and its test method, wherein, the device comprises DFB semiconductor laser, light ring device and its connected single mode fiber sensor, photoelectricity detector orderly connected to signal processor and current and temperature controller, wherein, the current and temperature controller and laser and cooling device are connected; the initial process of system is to determine laser temperature work point through amplifying and filtering photoelectricity output signals alternating volume as vibration signals to be tested.
Owner:CHINA NAT ACAD NANOTECH & ENG

Pixel circuit control method, pixel circuit control circuit and display device

The embodiment of the invention provides a pixel circuit control method, a pixel circuit control circuit and a display device. The pixel circuit control method comprises the steps that a time sequenceof a control signal comprises a driving display stage and a non-display stage, wherein the non-display stage comprises a reverse bias time period; and a first control signal is inputted into an inputend of a pixel circuit in the reverse bias time period so as to enable a light emitting element and a driving transistor to be reversely biased, wherein the reverse bias period is a time period pre-selected in the non-display stage. According to the embodiment of the invention, electrons captured by the light emitting element and the driving transistor in forward bias can be partially recovered through achieving reverse bias for the light emitting element and the driving transistor in the reverse bias time period, thereby not only realizing electrical parameter drifting and current efficiencyrecovery inside the driving transistor and the OLED, but also prolonging the life of the driving transistor and the OLED.
Owner:BOE TECH GRP CO LTD

Method and system for web conference drifting control

The invention provides a method and a system for web conference drifting control. The method includes the steps: a domain name resolution server sends a web conference request to a corresponding regional control server; the regional control server judges whether current conference number of regional conference types exceeds the corresponding maximum conference number threshold or not according to a conference load threshold table; if the current conference number of the regional conference types exceeds the corresponding maximum conference number threshold, the regional control server sends conference parameter information of the web conference request or the web conference request to a controller, and the controller determines a target region control server of a web conference according to a first drifting strategy; the target region control server sends the web conference to a load balancing server, and the load balancing server routes the web conference request to an assigned service processing server according to preset allocation strategies; and if the number of web conferences processed by the service processing server currently reaches an early-warning value, the service processing server routes the web conference request to a target service processing server according to a second drifting strategy.
Owner:SUZHOU CODYY NETWORK SCI & TECH

Method and device for realizing VIP address drift in HA system

The invention provides a method for realizing VIP address drift in an HA system, which is applied to any service node in the HA system, and comprises the following steps: when the service node is usedas a main node, if it is determined that the service node has a fault, unloading a VIP address, and switching the service node to a standby node; when the service node serves as a standby node, if itis determined that the main node breaks down, the service node does not break down and the VIP address is not occupied, the VIP address is mounted locally, the service node is switched to be the mainnode, and the VIP address is used for providing application service for the outside. According to the scheme, on the basis of high availability and high reliability, the external service of the system is not interrupted when a single node is abnormal.
Owner:HANGZHOU HIKVISION SYST TECH

Method and device for pre-processing X-ray fluorescence spectrum

The invention provides a method and a device for pre-processing an X-ray fluorescence spectrum. The method comprises the following steps: acquiring target spectrum information of soil samples with preset number, wherein the target spectrum information is X-ray fluorescence spectrum information and comprises the absorbance of each wavelength; calculating ideal spectrum information according to eachabsorbance; calculating regression coefficient corresponding to each soil sample according to the ideal spectrum information and the target spectrum information of each soil sample; calculating the absorbance of each soil sample after correction according to the target spectrum information of each soil sample and the regression coefficient corresponding to each soil sample, and determining that the absorbance of each soil sample after correction is the target spectrum information of each soil sample after pre-processing. The X-ray fluorescence spectrum is pre-processed by the method providedby the invention, so that denoising of the spectrum, baseline drift and correction of light scattering can be realized, and the precision and the stability of modeling are improved conveniently.
Owner:CHINA THREE GORGES UNIV

Method and device for switching of virtual Internet protocol address

The present invention discloses a method for switching of a virtual Internet protocol address. The method is applied in a virtual IP system, the virtual IP system comprises a control center and a plurality of physical machines connected with the control center through a cloud network, and the physical machines are provided with virtual machines (VM) and virtual switches connected with the VMs. Themethod comprises the steps of: sending a received first address resolution protocol (ARP) mapping message configured to correspond a virtual IP address to a VM address to the control center to allowthe control center to determine a VM corresponding to the VM address as a main VM using the virtual IP address; and sending a notification message of the control center determining the main VM to theVM in the virtual IP system to forward data associated with the virtual IP address to the main VM. According to the embodiment of the invention, a main and standby relation of the VM does not need tobe controlled by users, and IP address drift on the cloud network can be achieved.
Owner:ALIBABA GRP HLDG LTD

Control method and system of vehicle drifting and vehicle

The invention discloses a control method and system of vehicle drifting and a vehicle. The control method includes the steps that yaw moment of the vehicle is obtained, and a yaw angular speed of thevehicle based on the yaw moment is obtained; whether the yaw angular speed is greater than a preset first threshold value or not is judged, if yes, then the vehicle enters a drifting mode, and otherwise the yaw angular speed is continuously obtained; the yaw moment of the vehicle is adjusted, and the yaw angular speed is obtained in real time; and under the drifting mode, whether the yaw angular speed is less than a preset second threshold value or not is continuously judged, if yes, the vehicle exists the drifting mode, and otherwise the yaw angular speed is continuously obtained, wherein thesecond threshold value is not greater than the first threshold value. According to the control method and system of vehicle drifting and the vehicle, the yaw moment of the vehicle is adjusted to improve the yaw angular speedso that the vehicle can drift under a low-speed state, and the user experience of a driver under the condition of ensuring safe driving is effectively improved.
Owner:NINEBOT (BEIJING) TECH CO LTD

High-precision magnetic suspension relative gravimeter, control method and application

The invention belongs to the technical field of gravimeters, and discloses a high-precision magnetic suspension relative gravimeter, a control method and application, a magnetic-gravity potential well adopted by the control method of the high-precision magnetic suspension relative gravimeter is realized based on a permanent magnet combination mode, and an anti-magnetic suspension mechanical system is used as a gravity sensitive device, the anti-magnetic suspension is to realize the suspension of the mass body by utilizing the anti-magnetic interaction generated by the spinning magnetic moment in the anti-magnetic material. The gravimeter based on the anti-magnetic suspension system is different from an existing method in the physical principle and is a complete principle innovation. Most importantly, compared with the prior art, the method has the advantages of being capable of working at room temperature, small in size, high in precision and high in stability, other gravimeters cannot have the advantages at the same time at present, and therefore the method has clear advantages in gravity measurement scenes with high requirements for the indexes in the future. The anti-magnetic suspension is completely passive suspension, has very high parameter stability in principle, and realizes low drift.
Owner:南京蓝色引力科技有限公司

Web conference drifting processing method and system

The invention provides a web conference drifting processing method and a system. The method comprises the following steps that a domain name resolution server sends a web conference request to a corresponding region control server; the region control server determines the conference type and judges whether the current conference number of the conference type exceeds the corresponding maximum conference value threshold in the region or not according to a conference load threshold table; if the current conference number exceeds the corresponding maximum conference value threshold, the domain name resolution server determines the conference grade, and the region control server of a target region corresponding to the web conference request is determined according to the comparison table of the conference grade and the drifting threshold and drifting parameters of each region except the region obtained through calculation; a load balance server of the target region routes the web conference request to an allocated service processing server according to preset allocation strategies; and when the current processed web conference number of the service processing server reaches an early warning value, the service processing server can route the web conference request to a target service processing server according to drifting strategies.
Owner:SUZHOU CODYY NETWORK SCI & TECH

Single-silicon nanowire fluorescent chemical sensor for detecting hypochlorite and preparation method and application of single-silicon nanowire fluorescent chemical sensor

The invention discloses a single-silicon nanowire fluorescent chemical sensor for detecting hypochlorite and a preparation method and application of the single-silicon nanowire fluorescent chemical sensor. The firstly disclosed single-silicon nanowire fluorescent chemical sensor for detecting hypochlorite is a single silicon nanowire with an IR780 derivative-modified surface. The invention furtherdiscloses the preparation method and application of the single-silicon nanowire fluorescent chemical sensor. The single-silicon nanowire fluorescent chemical sensor for detecting hypochlorite is fixed at the tip of a capillary microneedle, and positioning of the interior of a single cell can be achieved by means of a micro-operating system and a laser scanning confocal microscope, so that detection of hypochlorite in the single cell is achieved finally, and the problem of drifting of nanoparticles is solved well through physical positioning of the silicon nanowire; the single-silicon nanowirefluorescent chemical sensor for detecting hypochlorite has a potential value in revealing the role of hypochlorite in physiology and pathology, and has a good application prospect.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Dual-node high-availability distributed storage system

The invention discloses a dual-node high-availability distributed storage system, which comprises a distributed storage cluster consisting of a master node and slave nodes, and is characterized in that WEB service, a database, Zookeeper service and storage service are deployed on each node; each database is used for providing data storage service for WEB service, and each storage service is used for providing data storage service for the outside; when one node in the system breaks down, the management service and the storage service of the whole system are taken over by the other node, and high availability is achieved. High availability of WEB management service, cluster management service, storage data and the like is realized through a WEB service deployment mode, a master-slave database replication mechanism, a virtual IP mechanism, a virtual Zookeeper service mechanism and a double-copy redundant storage strategy. According to the invention, high availability of WEB management service, cluster management service, storage data and the like can be realized through double nodes. The system is simple in structure, can be suitable for application scenes with limited application scale and space, meets the requirements of various scenes, and is wide in applicability.
Owner:716TH RES INST OF CHINA SHIPBUILDING INDAL CORP

Method and system for processing network meeting drift

The invention provides a method and a system for processing network meeting drift. The method comprises the following steps that meeting parameter information carried by a network meeting request is resolved by a domain name server; whether a meeting number is stored in an exception routing rule table is judged; if the meeting number is not stored in the exception routing rule table, the network meeting request is sent to a corresponding area control server by the domain name server; a meeting type is determined by the area control server, and whether the current meeting quantity of the meeting type of an area exceeds the threshold of the corresponding largest meeting quantity is judged according to a meeting load threshold table; if the current meeting quantity of the meeting type of the area exceeds the threshold of the corresponding largest meeting quantity, a target area and a first target business processing server which correspond to the network meeting request are determined by the area control server according to a drift data table; and if the network meeting quantity which is currently processed by the first target business processing server reaches a prewarning value, a target network meeting which needs to be drifted is determined by the first target business processing server, and the target network meeting is drifted according to a first drift strategy.
Owner:SUZHOU CODYY NETWORK SCI & TECH

Method and system for controlling drift of net meeting

The invention discloses a method and a system for controlling a drift of a net meeting, wherein the method comprises the steps of receiving and resolving meeting parameter information which is carried in a net meeting request that is sent by a user by a domain name resolution server; determining the type of the net meeting as well as the region of the user; judging whether the quantity of the current meetings of the meeting type in the region exceeds a corresponding maximum meeting quantity threshold depending on a meeting load threshold table; if so, determining a region controlling server corresponding to the net meeting by the domain name resolution server depending on a first drift strategy; sending the net meeting request to a load balancing server corresponding to the meeting type by the region controlling server, and routing the net meeting request to an allocated service processing server by the load balancing server depending on a preset allocating strategy; and routing the net meeting request to a target service processing server by the service processing server depending on a second drift strategy in case that the quantity of the net meetings which are processed by the service processing server at the present time reaches an early warning value.
Owner:SUZHOU CODYY NETWORK SCI & TECH

Conference drift control method and system

The invention provides a conference drift control method and system. The conference drift control method comprises the following steps that: a domain name analysis server receivers a network conference request, and sends the network conference request to a corresponding zone control server; the zone control server analyzes conference parameter information carried in the network conference request, and judges whether the quantity of current conferences of conference types in a zone exceeds the maximum conference quantity threshold according to a conference load threshold lift; if yes, a controller determines the zone control server of a target zone corresponding to the network conference request according to a first drift strategy; if the quantity of the current conferences of the conference types in the target zone is more than or equal to the maximum conference quantity threshold, the zone control server determines a target network conference needing drifting, and a service processing server for processing the target network conference drifts the target network conference according to a second drift strategy; and a load balance server routes the network conference request to the service processing server for processing the target network conference according to an allocating strategy.
Owner:SUZHOU CODYY NETWORK SCI & TECH

Graphene-based metamaterial waveguide phase dynamic modulator

PendingCN114415398ARealize the phase modulation functionRealize the intensity modulation functionNon-linear opticsCapacitanceBeam splitting
The invention provides a metasurface waveguide phase dynamic modulator based on graphene. The device is characterized in that the device is composed of a silicon waveguide I, a metasurface II composed of artificial microstructure metal units, and a double-layer graphene capacitor III; the double-layer graphene is separated by an insulating material hexagonal boron nitride; voltage is applied to a metal electrode, double-layer graphene forms a capacitor, it is guaranteed that voltages of all points of graphene are consistent, then the Fermi level of graphene is changed, and the effect of a metal structure unit on a light field is influenced; a signal light source enters from one end of the waveguide, passes through the phase modulation structure, namely the metal structure and the graphene, and then exits from a port in the other side, so that phase regulation and control of an output signal are realized. The optical switch can be used for a Mach-Zehnder interferometer or an annular resonator, realizes multiple functions of optical switching, filtering, wave selection, beam splitting and the like, and can be widely applied to the field of integration of micro-nano photonic devices.
Owner:GUILIN UNIV OF ELECTRONIC TECH

On-chip variable optical attenuator based on mach zehnder interferometer

The invention discloses an on-chip variable optical attenuator based on a mach zehnder interferometer. The on-chip variable optical attenuator comprises a mach zehnder interferometer structure and a light path adjusting unit. The mach zehnder interferometer structure comprises an input waveguide, an output waveguide, a beam splitter, a beam combiner, a first transmission waveguide and a second transmission waveguide. The mach zehnder interferometer structure has an initial fixed arm length difference, wherein the fixed arm length difference is the geometric length difference between the firsttransmission waveguide and the second transmission waveguide. The light path adjusting unit is arranged on the second transmission waveguide and used for dynamically adjusting the phase difference oflight passing through the second transmission waveguide and the first transmission waveguide to reach the beam combiner, and therefore drifting of an output spectrum and attenuation of the light powerof the specific wavelength are achieved. The variable optical attenuator has the advantages of being integrated on a chip, being small, being continuously adjusted dynamically and the like, and the requirements of on-chip light power attenuation and precise regulation and control of the integrated chip can be simultaneously met.
Owner:北京爱杰光电科技有限公司

Connection piece for drifting window

The invention discloses a connection piece for a drifting window. The connection piece for the drifting window comprises a substrate, transition pieces, a rolling wheel rod and swinging arms; gear grooves and a connection rod are arranged in the substrate; the upper end and the lower end of each gear groove are each provided with a tooth row; the number of the gear grooves is two, and the two geargrooves are connected through the connection rod; the number of the transition pieces and the number of the swinging arms are also two; the two gear grooves are each internally provided with a smallgear; a gear track is reserved in each gear groove; one end of each small gear is located in the corresponding gear groove, and the other end of each small gear is connected with the two swinging arms; the two transition pieces are located between the substrate and the two swinging arms; one end of each of the two swinging arms is connected with the small gears, and the other ends of the two swinging arms are connected with the rolling wheel rod; and the positions of the two ends of the rolling wheel rod are each provided with a rolling wheel. The connection piece for the drifting window has the beneficial effects that drifting of a window can be achieved, the structure is simple, and convenience and safety are achieved; and a buffering roller can eliminate friction between the swinging arms and the transition pieces in the swinging process of the swinging arms, the needed force in the using process is relieved, and the service life of the transition pieces and the swinging arms is also prolonged.
Owner:南通盛佳门窗装饰有限公司

Method and system for web conference drifting control

The invention provides a method and a system for web conference drifting control. The method includes the steps: a domain name resolution server sends a web conference request to a corresponding regional control server; the regional control server judges whether current conference number of regional conference types exceeds the corresponding maximum conference number threshold or not according to a conference load threshold table; if the current conference number of the regional conference types exceeds the corresponding maximum conference number threshold, the regional control server sends conference parameter information of the web conference request or the web conference request to a controller, and the controller determines a target region control server of a web conference according to a first drifting strategy; the target region control server sends the web conference to a load balancing server, and the load balancing server routes the web conference request to an assigned service processing server according to preset allocation strategies; and if the number of web conferences processed by the service processing server currently reaches an early-warning value, the service processing server routes the web conference request to a target service processing server according to a second drifting strategy.
Owner:SUZHOU CODYY NETWORK SCI & TECH

Satellite relative attitude reference error analysis method, system and device

The invention provides a satellite relative attitude reference error analysis method which comprises the following steps: S1, establishing a gyroscope relative attitude reference error model suitable for rapid maneuvering according to different requirements of tasks; s2, carrying out gyroscope zero offset estimation in combination with an optical sensor before a maneuvering task, and analyzing the influence on attitude reference precision; s3, carrying out quantitative analysis on attitude reference errors caused by gyro scale factor errors and uncalibrated deviation; s4, after quantitative analysis is carried out on the attitude reference error, a gyroscope random measurement model is established; s5, performing attitude estimation by using the gyroscope random measurement model, and establishing a gyroscope random error statistical model through a gyroscope state estimation equation; and S6, in the rapid maneuvering process, carrying out quantitative analysis on the gyroscope attitude angle reference total error by utilizing the gyroscope random error statistical model. The method solves the problem that the random error affects the quantitative analysis of the attitude reference error, and can be applied to the rapid maneuvering process of various spacecrafts.
Owner:SHANGHAI SATELLITE ENG INST

A drifting car for children

ActiveCN103057633BAchieve driftRealize gameplayChildren cyclesVehicle frameGear wheel
The invention belongs to the technical field of children vehicle tools, and particularly relates to a children drifting vehicle which comprises a front wheel, a front fork and a handbar, wherein a footstep is arranged on the front fork, a gear box is arranged between the front fork and the handbar, a saddle base is arranged on the gear box, and a rack is arranged in the gear box; a front gear is arranged at one end of the rack, a front gear shaft is arranged on the front gear, the handbar is connected at the upper end of the front gear shaft, and the front fork is connected at the lower end of the front gear shaft; a rear gear is connected at the other end of the rack, and a rear gear shaft is arranged on the rear gear and connected with a rear frame; and a universal wheel is arranged at the end of the rear frame. The children drifting vehicle is simple in structure, enables children to achieve drifting well, achieves new playing mode and brings great fun for children.
Owner:ZHEJIANG DEQING JIUSHENG VEHICLE IND

A network conference drift control processing method and system

The invention provides a drift control processing method and a system for a netmeeting. The method comprises the steps: a domain name resolution server resolves meeting parameter information required by a netmeeting request and sends the netmeeting request to an area control server; the area control server determines the meeting type and judges whether the current meeting number of the meeting type in the area exceeds the corresponding maximum meeting number threshold or not according to a meeting load threshold; if so, a controller determines the meeting level and determines a target area control server corresponding to the netmeeting request according to a comparison table of the meeting level and a drift threshold as well as drift parameters in areas calculated except the area; a load balance sever in the target area routes the netmeeting request to a service processor server according to a distribution policy; and if the netmeeting number processed by the service processing sever currently reaches a warning value, the service processing server routes the netmeeting request to the target service processing server through the drift policy.
Owner:SUZHOU CODYY NETWORK SCI & TECH

A single silicon nanowire fluorescent chemical sensor for detecting hypochlorite and its preparation method and application

The invention discloses a single-silicon nanowire fluorescent chemical sensor for detecting hypochlorite and a preparation method and application of the single-silicon nanowire fluorescent chemical sensor. The firstly disclosed single-silicon nanowire fluorescent chemical sensor for detecting hypochlorite is a single silicon nanowire with an IR780 derivative-modified surface. The invention furtherdiscloses the preparation method and application of the single-silicon nanowire fluorescent chemical sensor. The single-silicon nanowire fluorescent chemical sensor for detecting hypochlorite is fixed at the tip of a capillary microneedle, and positioning of the interior of a single cell can be achieved by means of a micro-operating system and a laser scanning confocal microscope, so that detection of hypochlorite in the single cell is achieved finally, and the problem of drifting of nanoparticles is solved well through physical positioning of the silicon nanowire; the single-silicon nanowirefluorescent chemical sensor for detecting hypochlorite has a potential value in revealing the role of hypochlorite in physiology and pathology, and has a good application prospect.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Control cycle synchronizer of triple-modular redundancy fault-tolerant computer

The invention relates to a control cycle synchronizer of a triple-modular redundancy fault-tolerant computer, which comprises single machines A, B and C, a voting circuit and control cycle interruption management modules arranged in the A, B and C, wherein the single machines A, B and C simultaneously input respective control cycle clocks to the voting circuit; the voting circuit uses an internalvoting unit and wired-and logic to carry out a 2-out-of-3 vote on the input control cycles so as to produce a unified control cycle clock; the single machines A, B and C use the unified control cycleclock to response to control cycle interruption; and the control cycle interruption management modules turn off the control cycle interruption after the control cycle interruption is started, and turn on the control cycle interruption of the single machines A, B and C again after a certain time delay. By using the simple circuit design scheme, in the invention, the high-reliability control cycle synchronization control on the triple-modular redundancy fault-tolerant computer is realized, and all simplex fault modes including normally-0 or normally-1 faults as well as clock drift faults (including high-frequency oscillation and frequency downshift) can be tolerated.
Owner:BEIJING INST OF CONTROL ENG

Method and device for switching virtual internet protocol address

The present application discloses a method for switching virtual Internet Protocol addresses. The method is applied in a virtual IP system, and the virtual IP system includes: a control center, several physical machines connected to the control center through a cloud network, and the physical A virtual machine VM and a virtual switch connected to the VM are provided on the machine, and the method includes: sending the received first address resolution protocol ARP mapping message for mapping the virtual IP address to the VM address to the control center, to Make the control center determine the VM corresponding to the VM address as the master VM using the virtual IP address; send a notification message that the control center determines the master VM to the VM in the virtual IP system, so as to be connected with the VM in the virtual IP system Data associated with the virtual IP address is forwarded to the master VM. By applying the embodiment of the present application, it is not necessary for the user to control the active-standby relationship of the VM, and IP address drift on the cloud network can be realized.
Owner:ALIBABA GRP HLDG LTD

Conference drifting method and system

The invention provides a conference drifting method and a system. The conference drifting method comprises the following steps: a domain name resolution server receives and analyzes conference parameter information carried by a network conference request sent by a user, and sends the network conference request to a regional control server; the regional control server judges whether a current conference number of a conference type in the region exceeds a corresponding maximum conference number threshold value according to a conference load threshold value table; if the current conference number of the conference type in the region exceeds the corresponding maximum conference number threshold value, the domain name resolution server determines a target region corresponding to the network conference request according to a first drifting strategy; if the current conference number of the conference type in the region is more than or equal to the corresponding maximum conference number threshold value, the regional control server in the target region determines a target network conference to be drifted, and a service processing server for processing the target network conference drifts the target network conference according to a second drifting strategy; and a load balancing server routes the network conference request to the service processing server for processing the target network conference according to an allocation strategy.
Owner:SUZHOU CODYY NETWORK SCI & TECH

Method and system for meeting drift

The invention provides a conference drifting method and a system. The conference drifting method comprises the following steps: a domain name resolution server receives and analyzes conference parameter information carried by a network conference request sent by a user, and sends the network conference request to a regional control server; the regional control server judges whether a current conference number of a conference type in the region exceeds a corresponding maximum conference number threshold value according to a conference load threshold value table; if the current conference number of the conference type in the region exceeds the corresponding maximum conference number threshold value, the domain name resolution server determines a target region corresponding to the network conference request according to a first drifting strategy; if the current conference number of the conference type in the region is more than or equal to the corresponding maximum conference number threshold value, the regional control server in the target region determines a target network conference to be drifted, and a service processing server for processing the target network conference drifts the target network conference according to a second drifting strategy; and a load balancing server routes the network conference request to the service processing server for processing the target network conference according to an allocation strategy.
Owner:SUZHOU CODYY NETWORK SCI & TECH

A control method, control system and vehicle for vehicle drift

The invention discloses a control method and system of vehicle drifting and a vehicle. The control method includes the steps that yaw moment of the vehicle is obtained, and a yaw angular speed of thevehicle based on the yaw moment is obtained; whether the yaw angular speed is greater than a preset first threshold value or not is judged, if yes, then the vehicle enters a drifting mode, and otherwise the yaw angular speed is continuously obtained; the yaw moment of the vehicle is adjusted, and the yaw angular speed is obtained in real time; and under the drifting mode, whether the yaw angular speed is less than a preset second threshold value or not is continuously judged, if yes, the vehicle exists the drifting mode, and otherwise the yaw angular speed is continuously obtained, wherein thesecond threshold value is not greater than the first threshold value. According to the control method and system of vehicle drifting and the vehicle, the yaw moment of the vehicle is adjusted to improve the yaw angular speedso that the vehicle can drift under a low-speed state, and the user experience of a driver under the condition of ensuring safe driving is effectively improved.
Owner:NINEBOT (BEIJING) TECH CO LTD

Processing method and system for implementing meeting drift

The invention provides a processing method and system for implementing meeting drift. The method comprises the following steps that: a domain name resolution server determines the domain of a user and transmits a network meeting request to a corresponding domain control server; the domain control server determines the meeting type and judges whether the current meeting amount of the meeting type in the domain exceeds the corresponding maximum meeting amount threshold value according to a meeting load threshold value table; if so, the domain name resolution server determines the meeting level and determines a target domain corresponding to the network meeting request according to the meeting level, a drift threshold value control table and the drift parameter of each domain excepting for the target domain; the domain control server of the target domain determines the target network meeting to be drifted when the current meeting amount of the meeting type in the target domain is equal to or more than the corresponding maximum meeting amount threshold value, and a service processing server which processes the target network meeting drifts the target network meeting according to a drift strategy.
Owner:SUZHOU CODYY NETWORK SCI & TECH
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