73 results about "Active systems" patented technology

The present application relates to the technical field of multi-site active-active architectures, and specifically to a method and apparatus for executing a timed task in a multi-site active-active system. According to the present application, different ZKs are used as registration centers in a multi-site environment, the problem of repeatedly executing a timed task in a multi-site active-active system is solved, the method can be used in two remote machine rooms, master-standby switching can be carried out along with a database, delay is reduced, an independent ZK cluster is used, and the network and cluster election split brain problems generated by a cross-city ZK cluster are avoided; moreover, a slave machine and a master machine can adjust, on the basis of the read-write type of the task, the number of shards to be executed, the execution efficiency is ensured, Netty is used as a heartbeat interaction mechanism between timed tasks, the priority scheduling of the timed tasks is achieved by means of a customized sharding algorithm, and automatic master-standby switching can be achieved when a fault occurs to a certain site.

The invention discloses display screen defect detection equipment. Comprising a machine table, a working table arranged on the machine table, a workpiece fixing mechanism which is arranged on the working table and used for fixing a display screen, a detection strip located above the working table, a first driving mechanism for driving the detection strip to move transversely, and a second driving mechanism for driving the detection strip to be in an arc shape. The auxiliary air bag is arranged in the detection strip and is linked with the control module, so that accurate coordination of active driving and passive compensation is realized. Compared with an existing pure active system, the problem that curvature adaptation is insufficient due to a rigid structure in the loading driving process is effectively solved, meanwhile, the compatibility problem that a traditional passive system needs to reconstruct an equipment framework is solved, and the universality of the system is improved. And the adaptability of the detection equipment to multiple types of curved screens is obviously improved.

Embodiments of the disclosure relate to methods and systems within the domains of computer science and artificial intelligence for analyzing and forecasting computer system log events. In some embodiments the present technology addresses the challenge of consolidating a variety of log data from multiple tool vendors into a unified and interpretable format. By utilizing an innovative approach to identify and categorize similarities within historical log data, the present technology streamlines the process of log analysis. These categorized log entries, or “common log signatures,” allow for enhanced monitoring and predictive insights into potential future events in a computer system. Embodiments include grouping of similar logs into discrete bucket categories, which enables the prediction of subsequent log events with greater accuracy and efficiency. This system offers significant advancements in the field of cybersecurity and predictive analytics, providing a robust framework for proactive system management and security protocol enhancement.

An active system is provided that changes the mechanical stiffness of a BHA during drilling to prevent / reduce damage to a BHA due to vibrations. The active system uses a combination of mechanical and electronic systems to change the physical characteristics of a BHA that govern the natural frequencies thereof. The active system can change the mechanical stiffness of a BHA by switching between two different coupling modes for connecting sections or portions of the BHA. An active torsional isolator and damper (ATID) can be used to switch between the different coupling modes. In one example, the ATID includes: (1) a dynamic coupler configured to connect a first portion of a BHA to a second portion of the BHA according to different coupling modes, and (2) a processor configured to control switching of the dynamic coupler between the different coupling modes during a drilling operation of a drill bit.

A method and apparatus for sending a message in a VXLAN, an active-active system and a communication device, the method comprising: after detecting that a member port of a link aggregation group in a first device has a fault, the first device receiving a service message of which a forwarding outlet is the member port of the link aggregation group having the fault; the first device sends a service message carrying indication information of a VXLAN ID from a peer-to-peer link Peer-Link port, the Peer-Link port is a port through which the first device is directly connected with a second device belonging to the same MLAG domain, and the indication information is used for indicating the second device to send the service message in a VXLAN forwarding domain determined by the indication information. Therefore, the service message can be transmitted to the correct VLAN, and the normal operation of the data transmission operation is ensured.

In part, in one aspect, the disclosure relates to a method of enumerating a device relative to a computer system. The method may include sending, using a platform driver of an operating system (OS), a PCI memory range to self-enumeration (SE) firmware once it detects a new PCIe module; establishing a communication channel between the platform driver and SE firmware; detecting, using the platform driver, the new PCIe module via the PCI hotplug capability of the OS; and configuring a communication device, using the platform driver, on the PCIe module to establish a communication channel to the SE firmware. In some embodiments, the communication device is a synthetic device on the PCIe switch that allows low bandwidth bi-directional communication.

In the present invention, when communication is performed between two nodes by using a main path (active system) and a backup path (standby system), and network performance of each of the paths is ascertained by test packet transmission, an increase in processing load due to the test packet transmission and occurrence of communication interruption due to delay of failure detection are prevented. The test packet transmission frequency of the active system and the test packet transmission frequency of the standby system are individually and dynamically controlled. The test packet transmission frequency of the active system is set to be smaller than the test packet transmission frequency of the standby system. Constants of the transmission frequencies of the active system and the standby system are managed by using a slot schedule management table. The test packet transmission frequency of the standby system is increased when an RTT change different from a normal time is detected in the active system. When routing switching occurs, the test packet transmission frequency of the standby system is reduced in advance so that routing processing can be preferentially performed.

An apparatus includes at least one processing device including a processor coupled to a memory. The at least one processing device is configured to collect configuration data for a modular server including a chassis, a plurality of hardware components installed in the chassis, wherein the plurality of hardware components includes at least a first input-output module and a second input-output module, store the collected configuration data as a backup data set, determine a failure of one or more of the first input-output module and the second input-output module, and restore the configuration data for the modular server using the backup data set in response to the determined failure.

The present invention pertains to the field of train positioning and communication for rail transit signaling systems, and relates to an integrated rail transit positioning and communication method and system, a device, and a medium. The present invention is aimed at modifying and redesigning a frame format of a secondary surveillance radar, and achieves train positioning for signaling system control purposes by means of time-division multiplexing of a communication frame and a positioning frame, performing ranging between a plurality of vehicle-mounted tags and ground base stations, and querying a built-in electronic map. In addition, the present invention provides three train-to-ground methods, i.e., positioning frame-based point-to-point communication, communication frame-based broadcasting, and communication frame-based point-to-point communication, to enable train control information interaction between a train and a control center, and thereby achieve communication and positioning integration. Compared with the prior art, the present invention provides a standby communication positioning system for a rail transit signaling system, which improves signaling system communication and positioning reliability, and switches to an active system when the signaling system fails, thereby ensuring the normal operation of a train operation control system.

The invention discloses an active SLAM (Simultaneous Localization and Mapping) system, method and equipment based on laser inertial navigation fusion, belongs to the technical field of active SLAM, and solves the problem that the mapping quality and exploration efficiency are low when the active SLAM technology based on laser inertial navigation fusion faces a structured scene. The system comprises a laser inertial navigation SLAM system and a laser inertial navigation system, wherein the laser inertial navigation SLAM system comprises a point cloud preprocessing unit for preprocessing a point cloud and sending preprocessed data to a laser inertial navigation odometer; matching the extracted point cloud by the laser inertial navigation odometer by taking the pose provided by the IMU as an initial value, obtaining coarse pose estimation through iterative optimization, and sending the coarse pose estimation to back-end map construction and optimization; the back-end map construction and optimization are matched according to the coarse pose, and point cloud map construction and pose optimization are completed; loopback detection is used for map relocation to optimize the pose and ensure the global consistency of the map. The autonomous exploration decision-making system can plan a path capable of increasing the boundary coverage range. The method is suitable for scene exploration which is weak in communication signal and cannot directly control the mobile robot in real time.

Systems and methods for making and delivering personalized, medically prescribed pharmaceuticals to an individual patient are described. Individual unit doses (IUDs) of medicine may be prepared specific to the individual in need of same, by using a system, which includes a networked control system in combination with manufacturing assemblies specific to the IUDs and delivering the medicine to the patient directly from the manufacturer.

In this self-adaptive building envelope structure design, a shape-memory alloy spring is used to automatically control the opening and closing of the structure based on temperature changes. The SMA spring shrinks in response to heat, opening the shell to limit sunlight exposure, while a normal spring closes the structure when the air cools. This passive system reduces energy consumption by allowing natural light in on cold days and shading the building on hot days without the need for electricity. Additionally, manual control is provided through low voltage electricity, eliminating the need for energy-consuming motors and sensors in active systems. Leveraging smart materials like shape-memory alloys, this design offers a cost-effective and energy-efficient solution for building envelopes.

To allow an abnormality due to a mistake in connection or the like of a transmission line in a relay transmission section to be quickly determined by a simple method in a system including an active system and a standby system.SOLUTION: A signal transmitting device is provided in either an active network or a standby network. The signal transmitting device includes: a system information setting unit that performs system settings; a pilot signal setting unit that determines the frequency of a pilot signal for monitoring or the frequency of a modulated signal to be carried by the pilot signal based on information of the system settings performed by the system information setting unit; and a pilot signal generation unit that generates a pilot signal based on the frequency determined by the pilot signal setting unit.SELECTED DRAWING: Figure 1

The invention relates to the technical field of vehicle instrument system upgrading, in particular to a vehicle instrument system upgrading switching method, system and device. The method comprises the steps that based on a system starting instruction, a first index value of an active system storage area is obtained, and a system data storage area comprises an active system storage area and a plurality of inactive system storage areas; reading first system data in the active system storage area based on the first index value, and taking the first system data as a current system of the instrument; receiving a system upgrade downloading instruction, and downloading second system data to the first inactive system storage area for storage; and when downloading of the second system data is completed, modifying the active states of the active system storage area and the first inactive system storage area, and switching the second system data as a current system of the instrument. According to the method, switching and updating of the system data can be efficiently and safely completed, and the user experience is improved.

To put an active system cell balance adjusting technique to practical use by eliminating its defects.SOLUTION: There is provided a cell balance adjustment method of a battery unit 3 mounted on a vehicle 1 as a power supply for traveling. When the active cell balance adjustment control is executed and the state of charge of the cell group 20 is not uniform, the cell balance adjustment control is executed independently of the state of use and non-use of the vehicle 1.SELECTED DRAWING: Figure 4

The invention provides a dual-system interaction event transmission method and system. The dual-system interaction event transmission method specifically comprises the following steps: registering an interaction event ID; creating a virtual input device node corresponding to the system; obtaining active system information of the current interactive interface; matching the interaction event ID with the system ID of the current active system; and if the matching is successful, writing the coordinates of the interaction event into a virtual input equipment node of the active system to realize the distribution of the interaction event. According to the invention, the problems of unreasonable interaction event distribution and low interaction efficiency of the vehicle-mounted system are solved.

The invention discloses an electronic control method of a medical laser positioning system, which comprises the following steps: a signal acquisition and conversion step: acquiring an optical signal reflected by positioning laser on the body surface of a patient and modulated by respiratory movement, and converting the optical signal into a corresponding sensing electric signal; phase identification: processing the sensing electric signal to identify whether the current respiratory cycle is in a preset stable phase or not; a laser gating step of controlling the output mode of the positioning laser according to the identification result of S2; when the positioning laser is identified to be in the preset stable phase, the positioning laser is controlled to work in a first output mode, and the laser positioning system is upgraded from a passive projection tool to an active system with the physiological signal sensing capacity. By extracting the breathing phase in real time and accurately controlling the laser output mode according to the breathing phase, the system can automatically provide a clear positioning mark at the most stable moment in the breathing cycle.

The invention relates to methods and devices for estimating the wear rates of a set of at least one component of a vehicle (10) traveling on a first road (1001). To achieve this, the method consists of receiving initial data representative of the characteristics of the first road from a first set of detection devices and identifying a road pattern associated with the first road using a road pattern identification model, the parameters of the road pattern being associated with this road pattern. The method also includes receiving a set of control parameters from at least one on-board active system and estimating the wear rates of the set of at least one vehicle component from at least one wear prediction model associated with the set of components, receiving as input the road configuration parameters and the set of control parameters. Figure 1

A virtual computer management system is configured including an active system management server and a backup system management server each configured to receive an operation request for operating a virtual computer. The virtual computer management system includes: a request generation unit that, when the result of a first operation request to the active system management server is a normal termination, converts the first operation request into a second operation request to the backup system management server; and a queue management unit that enqueues the second operation request in a queue and, when the result of a third operation request to the backup management server, located at the head of the queue, is a normal termination, deletes the third operation request from the queue and transmits an operation request newly located at the head of the queue to the backup system management server.

Provided herein are achromosomal dynamic active systems comprising a Type 1 pilus (TIP) and methods of making and using the same.

The embodiment of the invention discloses an encryption communication method of an active system and a storage medium, and is applied to the technical field of communication. In the encryption communication process between an active controller and receiving glasses, the active controller sends a dog feeding array in a specific time of a sending period of left and right eye opening and closing control signals instead of sending the dog feeding array in the whole sending period; and the receiving glasses perform safety inspection by inspecting whether the receiving time of the receiving dog feeding array is within a specific time, and when the receiving time is not within the specific time, the receiving glasses enter a standby dormant state. In the process, the dog feeding array is transmitted in a specific time, so that the security inspection difficulty of the receiving glasses is improved, and the security of encrypted communication between the active controller and the receiving glasses is improved to a certain extent.

This non-interruptive switching system includes a first reception device 1Z1 and a second reception device 1Z2. Each of the first reception device 1Z1 and the second reception device 1Z2 includes a non-interruptive switching unit 30 that switches a signal transmitted via an active system transmission path and a signal transmitted via a standby system transmission path without instantaneous interruption. The non-interruptive switching unit 30 includes an active system buffer memory 32, a standby system buffer memory 32, and an adjustment unit that adjusts an initial value of a clock frequency for at least one of the active system buffer memory 32 and the standby system buffer memory 32 on the basis of a transmission delay between sites.

To provide a wireless access system with improved availability.SOLUTION: A wireless access system according to an embodiment includes a first device that functions as an active system by default, a second device that functions as the standby system for the first device, and a switching unit. The switching unit executes operation switching to make the second device the active system and the first device the standby system. The first device includes a first wireless communication unit. The first wireless communication unit forms a wireless zone in an active system state and accommodates wireless terminals present in the wireless zone via wireless channels. The second device includes a second wireless communication unit. The second wireless communication unit forms a wireless zone in the switched active system state and accommodates the wireless terminals that were present in the wireless zone of the first wireless communication unit via the wireless channels.SELECTED DRAWING: Figure 2

The present specification relates to the technical field of host active-active system, and provides an operation and maintenance method, device, equipment and storage medium of the host active-active system, the method comprising: receiving a call instruction for a target operation and maintenance operation interface; calling a job control language JCL job generation script according to the call instruction to generate a JCL job; submitting the JCL job to the host operating system for processing; and obtaining the processing result of the JCL job from the host operating system. The embodiments of the present specification can improve the operation and maintenance timeliness of the host active-active system.

The present invention belongs to the technical field of remote active-active architecture, and specifically relates to a method and device for executing scheduled tasks in a remote active-active system. This invention uses different ZKs as registration centers in a remote environment, and solves the problem of repeated execution of scheduled tasks in a remote active-active system. It can be used in two remote computer rooms, can switch between the master and the slave along with the database, reduce latency, use an independent ZK cluster, avoid network and cluster election brain split problems caused by cross-city ZK clusters, and the slave and host can adjust the number of shards executed according to the task read and write type to ensure execution efficiency. Netty is used as the heartbeat interaction mechanism between scheduled tasks, and priority scheduling of scheduled tasks is achieved through a custom sharding algorithm. In addition, automatic master-slave switching will be achieved in the event of a failure in a certain location.

The present invention provides a code processing system and a code processing method. [Solution] A code processing system comprising an active system and a switch configured to switch between the active system and a standby system, wherein each of the active system and the standby system is configured to generate a multi-digit identification code when it receives a code request from a user terminal, the identification code includes a system code unique to the system that generates the identification code in a specified number of digits, the identification code generated by the active system is the active system code, the identification code generated by the standby system is the standby system code, the switch is configured to switch the system that generates the identification code based on error information in the active system, and the code processing system is configured to transmit either the active system code or the standby system code to the user terminal.

A personal acoustic device with passive noise blocking or noise attenuation characteristics for use in high noise environments or for acoustic isolation from an external environment allowing for continuous sound blocking without any power or additional infrastructure. Passive systems have limited ways to fail versus active systems such as active noise cancellation with their complexity that can fail unexpectedly or are unavailable when power is absent. The device comprises an outer cup with an inner cup connected by one or more elements for at least one of locating, retaining and limiting motion of the inner cup with respect to the outer cup, wherein the inner cup fits over a user's car.

A system for managing unique identifiers.

The present invention provides an address adaptive switching method, device, active-active system, electronic device, and storage medium. The method includes: a first switch receiving a message sent by a user device; generating a first address synchronization message based on a first dynamic address corresponding to the message; synchronizing the first address synchronization message to a second switch, the first address synchronization message being used to instruct the second switch to determine a first static address corresponding to the first dynamic address; receiving a second address synchronization message sent by the second switch when the user device switches from the first switch to the second switch and sends a message to the second switch, the second address synchronization message carrying a second dynamic address obtained by the second switch after switching the first static address; and determining a second static address corresponding to the second dynamic address when the number of first misses reaches a preset threshold, and switching the first dynamic address to the second static address. This effectively improves network stability and reliability.

The management server includes an active process executor that updates a database of a first system on the basis of instruction information and accumulates the instruction information in a storage device of the first system as first update information, and a standby process executor that updates a database on the basis of second update information acquired from a storage device of a second system. In a case in which the active period starts in the first system before the standby process executor acquires the second update information from the storage device of the second system, the active process executor determines, upon recovery of the second system, whether to execute the recovery processing reflecting the content of the second update information in the database on the basis of the first update information and the second update information.