32results about How to "Guaranteed switching performance" patented technology

The embodiment of the invention discloses a method for achieving remote memory swap, a device and a system thereof. The method comprises the following steps: a machine page is released from a machine memory of a virtual machine, and the machine page is mapped with a physical page; the content of the physical page mapped with the machine page is transmitted to remote swap space, wherein, the remote swap space is established on a remote physical host computer. The device for achieving the remote memory swap disclosed by the embodiment of the invention comprises a page reclaim module and a remote transmission module. Partial memory of the virtual machine is swapped to the free memory of the remoter physical host computer by the method, the device and the system, and the quantity and the execution efficiency of aggregate virtual machines on a group of host computers are improved to realize higher utilization rate of the physical host computers and the lower total cost of ownership at the premise of fully ensuring the page swapping performance of the virtual machines.

The invention relates to a channel reservation switching control method based on service priority. The method comprises the following steps: a current cell acquires the position information of users regularly; when the users move to the border of the current cell, the current cell notifies a neighboring cell to be switched to; the neighboring cell sets different reserved channels for different users on the basis of service priority according to the occupation condition of channels of the neighboring cell; and when the reserved channels are not enough, urgent users occupy channels reserved for users with low priority in a complete occupation way, and the users with low priority enter a queuing line and wait for scheduling. By utilizing the method disclosed by the invention, the switching failure rate of the users can be reduced obviously, the switching performance of the urgent users can be guaranteed, and the requirements of urgent communication tasks can be met.

A method is disclosed providing data transmission for a mobile receiver in a publish/subscribe system. The method comprises: 1) handover trigger: detecting a new access router AR2 by a mobile receiver in the publish/subscribe system; and sending a handover trigger message comprising AR2 identification information from the mobile receiver to a router AR1 currently connected to the mobile receiver; 2) handover preparation: receiving the handover trigger message by the AR1; selecting a branch node of the most recent position before handover as a proxy for the mobile receiver; and forwarding data packets to paths of the mobile receiver before and after handover; and 3) handover execution: handover access router of the mobile receiver to AR2 by the proxy; after the step of handover access router, triggering AR2 and AR1 to update data transfer for the mobile receiver; sending the data packets through the AR2 to the mobile receiver. The present invention has high handover performance, and can reduce handover time delay and data packet loss.

The embodiment of the invention relates to a wireless communication technology, in particular to a survey information configuration method and system and a base station, which are used for solving the problem that a network side in the prior art can not carry out correct survey configuration on an HeNB (Home enhanced Node B) with a changed frequency point so that the inbound handover property is influenced. The method provided by the embodiment of the invention comprises the following steps: the base station determines frequency points, corresponding to an ECGI (E-UTRAN (Evolved Universal Terrestrial Radio Access Network) Cell Global Identifier), from a user terminal on the basis of the corresponding relationship between an updated ECGI and the frequency points, wherein the corresponding relationship between the updated ECGI and the frequency points is that the ECGI corresponds to the current frequency point of a femtocell; and the base station searches frequency points of the survey information which are not configured for the user terminal, from the determined frequency points and configures the survey information of the searched frequency points for the user terminal. By adopting the method provided by the embodiment of the invention, the accuracy of survey configuration for the HeNB with a changed frequency point can be improved, and the property of UE (User Equipment) forcarrying out inbound handover can be guaranteed.

The embodiments of the subject described herein provide a deceleration mechanism (100) for switching devices and a switching device. The deceleration mechanism (100) includes a shaft (1) which is suitable for rotating in response to the operation of an actuator to drive a mobile element of a switching device, at least one deceleration wheel (2) which is fixed on the shaft (1) and has a deceleration profile (6), and a movable rocker (4) which is jointed with the deceleration wheel (2). The deceleration wheel (2) is suitable for causing the rocker (4) to move close to the deceleration profile (6) on the deceleration wheel (2) in response to the rotation of the shaft (1) in order to decelerate the rotation of the shaft (1). The deceleration mechanism can decelerate the operation of the mobileelement of the switching device without affecting the switching performance and service life of the switching device.

The invention discloses a combined loading balancing switching self-optimization method in a mobile communication system. The combined loading balancing switching self-optimization method in the mobile communication system comprises the following steps: according to the switching starting process of LTE (long term evolution), the ordered set theta of eNB calculation of LTE is obtained; in the optimization period T1, the switching failure rate and the ping-pong switching rate of each eNB to a notch are recorded, and the self-optimization algorithm of external circulation is executed, thus the switching performance meets the requirement; when the switching performance of the system meets the requirement, in the optimization period T2, the admitted rejection rate is recorded by each eNB, the total switching failure rate is recorded, and the switching parameter combination in the ordered set theta is regulated; and each eNB determines whether the total switching failure rate is minimum, and the switching parameter combination of the next optimization period T2 is determined. According to the invention, the switching performance of the system is ensured; the switching parameters can be regulated through self optimization according to the variation of target cell loading, thus the total switching failure rate becomes minimal, and meanwhile, the function of loading balancing can be finished partially.

The embodiment of the invention discloses a method and a device for signal degradation trigger protection switching of a link aggregation port. The method comprises the steps of acquiring member port state information of the link aggregation port from a state register of the link aggregation port; acquiring a quantity value X of member ports, in which signal degradation optical path attenuation is generated, of the link aggregation port according to the acquired member port state information; comparing the quantity value X of the member ports, in which signal degradation optical path attenuation is generated, of the link aggregation port with a predetermined threshold value; and when the quantity value X of the member ports, in which signal degradation optical path attenuation is generated, of the link aggregation port is greater than the predetermined threshold value, setting all member ports of the link aggregation port to be a signal degradation state, and notifying a virtual segment layer to carry out fault reporting and service protection switching so as to switch to a backup link, thereby realizing protection switching and back switching of services when SD (signal degradation) occurs if an Ethernet service outlet is the link aggregation port, and ensuring the carrier-class switching performance.

The invention discloses a performance switching and user service quality joint optimization method in wireless communication. The method comprises the following steps: firstly combining a user servicequality evaluation index, a switching performance evaluation index and a ping-pong switching rate to serve as an optimization target of a switching parameter optimization problem; abstracting the switching parameter optimization problem into a Markov decision process; employing a model-free reinforcement learning method; interaction between a base station and a network environment, and training each state-action pair to obtain a Q value to evaluate a reward expected value obtained by using a specific switching parameter combination in a specific network state; and finally, selecting a subsequent switching parameter combination according to a trained strategy to optimize the comprehensive switching performance. According to the method, the throughput of the user can be improved while the network switching performance is ensured.

The invention relates to a video image switching control method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring a code stream data packet sentby at least one terminal during picture switching; decoding the code stream data packet to obtain corresponding video frame image data; acquiring custom configuration information, and matching the terminal identifier information of the video frame image data in the custom configuration information with the terminal identifier information of the decoded video frame image data; when matching succeeds, splicing the video frame image data according to a preset display mode to obtain spliced video frame image data, and returning the spliced video frame image data to the corresponding terminal. By adopting the method, the accuracy of each frame of image in multiple pictures during video image switching can be effectively improved.

The invention belongs to the technical field of switch equipment, and discloses a sealed alternating-current metal switch equipment mechanism chamber and alternating-current metal switch equipment. The metal switch equipment mechanism chamber comprises a switch chamber, a mechanism chamber and a cable chamber, wherein the mechanism chamber comprises a mechanism chamber body unit, a mechanism chamber panel and an operating mechanism; the rear part of the mechanism chamber body unit is fixed on the switch chamber, and the mechanism chamber body unit and the switch chamber are sealed; and the mechanism chamber panel is fixed to the front portion of the mechanism chamber body unit, and the space between the mechanism chamber panel and the mechanism chamber body unit is sealed. The operation hole in the panel of the mechanism chamber is sealed; and an interlocking piece is arranged between the mechanism chamber and the cable chamber, and the interlocking piece is sealed by a sealing conversion device. The mechanism chamber is simple in overall sealing structure and low in cost.

The invention discloses a series-parallel connection switching device, a battery pack and a vehicle, and aims to solve the problem that a plurality of battery modules cannot be normally used after series-parallel connection switching, the series-parallel connection switching device comprises a rotating body and a fixed seat, and the rotating body is provided with a plurality of limiting grooves and an electric path; the plurality of limiting grooves and the electric connection positions of the electric paths are distributed at intervals along the rotating direction of the rotating body; the fixed seat is rotationally connected with the rotating body, the fixed seat is provided with a plurality of tab extending holes and a plurality of bulges, the bulges are provided with lifting surfaces, and the lifting surfaces have projection components in the axial direction of a rotating shaft of the rotating body and the rotating direction of the rotating body; and when the rotating body and the fixed seat rotate relatively, the rotating body is guided by the lifting surface to be far away from or close to the fixed seat, so that the electric connection position is separated from or electrically connected with the tab of the battery module. According to the series-parallel connection switching device provided by the invention, the service life of the tabs is prolonged, and stable electric connection of the battery module in a working mode and a charging mode is ensured.

The embodiment of the invention discloses an array substrate, a preparation method thereof and a display panel, the array substrate comprises a photosensitive transistor and a switch transistor, an active layer of the photosensitive transistor comprises a first photosensitive active layer, an active layer of the switch transistor comprises a second photosensitive active layer, and the thickness of the second photosensitive active layer is smaller than that of the first photosensitive active layer; or, the active layer of the photosensitive transistor comprises a first photosensitive active layer, and the active layer of the switch transistor is not provided with a second photosensitive active layer. The array substrate provided by the embodiment of the invention has the advantages that a shading layer does not need to be prepared above the active layer area of the switching transistor to improve the switching performance of the switching transistor, a photomask manufacturing process is reduced, and a shading layer is reduced, so that the preparation cost of the array substrate and the preparation cost of the display panel are reduced.

A thin film transistor provided by the invention comprises an active layer, an etching barrier layer, a source electrode and a drain electrode which are arranged in a stacked mode, the active layer comprises a channel region and a contact region, the channel region comprises a first semiconductor region and a second semiconductor region, the source electrode covers the first semiconductor region,and the drain electrode covers the second semiconductor region; and through blocking of the source electrode and the drain electrode, the switching effect of the thin film transistor is ensured.