205results about How to "Short switching time" patented technology

The embodiment of the invention provides a voice input method and device. The method comprises the following steps: judging whether a specified operation event is monitored or not in a non-voice input mode; if yes, switching to a voice input mode, wherein the specified operation event includes a long-pressing event of a specified key; carrying out voice input processing in the voice input mode. The voice input method and device provided by the embodiment of the invention have the benefits that multiple purposes are realized through reusing an existing key, the operations that a user clicks an voice input key/inlet and the like are eliminated, the simplicity and the convenience of user operation are improved, the switching time in the voice input mode is reduced, and the input cost is reduced.

The invention discloses an electronic control dimming medium which comprises two substrate layers. A mixed layer is arranged between two substrate layers and is made by mixing smectic phase liquid crystal and additives. A conductive electrode layer is arranged at the sides of two substrate layers towards the mixed layer, and the conductive electrode layer is connected with a circuit drive control apparatus. Two substrate layers can be made of glass, or two substrate layers can be made of plastic, or one substrate layer is made of the glass, and the other substrate layer is made of the plastic. When an electric signal which is applied to the conductive electrode layer is controlled, smectic phase liquid crystal molecules can be characterized by different arrangement states, and the arrangement states are the same in the electroless case, so as to ensure that the medium can be switched between a vaporific shielding state and a full transparent state and even can be switched among various gradual progress states of different gray scales. The electronic control dimming medium can be widely applied to the fields of building decoration and fitment, privacy control area, automobile electronics, electronic bulletin board, etc.

The invention discloses a protection switching method in an Ethernet passive optical network, which comprises the following steps of: synchronizing in real time configuration data between an active port and a standby port of an optical line terminal (OLT); and performing dynamic bandwidth allocation on logical link identifiers (LLID) in the active and standby ports, performing normal dynamic bandwidth allocation on online LLIDs and performing the dynamic bandwidth allocation on offline LLIDs according to a set period by using the OLT. The invention simultaneously discloses a protection switching device in the Ethernet passive optical network, which comprises a synchronization unit used for realizing the real-time synchronization of the configuration data between the active and standby ports of the OLT, and a dynamic bandwidth allocation unit used for performing the dynamic bandwidth allocation on the LLIDs in the active and standby ports, performing the normal dynamic bandwidth allocation on the online LLIDs and performing the dynamic bandwidth allocation on the offline LLIDs according to the set period. The method and the device have the advantages of maximally reducing influenceto data transmission in the EPON and improving the quality of communication services of the EPON.

A homogeneously illuminating ophthalmic instrument includes an illumination device having a source of illumination, a homogenizing unit and a projection device, at least one organic or inorganic source of radiation with spectrally selective emission being used as a source of illumination. The illumination generated in this way enables correspondingly adapted visual and/or digital observation, recording or display of the examined regions of the eye by a visualizing unit.

When detecting failure of master control board, standby master control board informs each interface board into 'operation for rearranging master/standby state' first. Then a series of operation is carried out including: each module prohibits CPU to process data packets delivered; cleaning up list items in second layer protocol, in third layer protocol and in interface; standby board is becomes new master control board; service board registers to the new master control board; after registering, starting to clean up hardware settings, and the new master control board creates interfaces, down loads stored operating configuration file; allowing data packet to be sent to CPU, enabling configuration management so as to finish rearrangement. Moreover, fault recovery is carried out for original master control board. The recovered board being started up becomes standby board. The method makes exchange system possesses shortest time for rearranging master/standby state, and longest running time.

The invention provides a deep hole silicon etching method, which belongs to the semiconductor manufacture technical field. The method comprises an etching step and a side wall protective layer deposition step which are alternately carried out, the etching step is capable of supplying etching reaction gas to a reaction chamber used for putting the silicon chip to be etched, a silicon layer is etched to form an opening, the side wall protective step is capable of supplying sidewall protection gas, wherein the sidewall protection gas comprises siliceous gas and oxygen-containing gas, a silicon oxide layer is formed at the sidewall and the bottom of the opening. The deep hold sidewall etched by the method of the invention has higher intensity without extra reinforcement step, so that the etching efficiency of entirety is increased.

The invention discloses a dual-mode dual-standby terminal in which both a mode A non-access layer protocol stack and a mode B non-access layer protocol stack can access and update a Number 1 non-access layer information unit and a Number 2 non-access layer information unit, and also can perform a non-access layer processing to data flows and events of the Number 1 and the Number 2; both a mode A access layer protocol stack and a mode B access layer protocol stack can access and update a Number 1 access layer information unit and a Number 2 access layer information unit, and also can perform the access layer processing to the data flows and events of the Number 1 and the Number 2; besides, the mode A access layer protocol stack and the mode B access layer protocol stack can carry out information interaction. Switching between the modes can be accomplished by using the invention. Meanwhile, the invention also provides a method for switching between the modes of the dual-mode dual-standby terminal, and a single-mode dual-standby terminal.

The invention discloses a method for synchronizing address resolution protocol (ARP) tables between master and slave virtual router redundancy protocol (VRRP) devices and a VRRP device. The method comprises the following steps: after ARP tables in three layers of examples or three layers of virtual private networks (L3VPN) corresponding to a VRRP protection group are packaged into a message by the master VRRP device, the message is transmitted to the slave VRRP device; the received message is analyzed by the slave VRRP device, and the carried ARP table is loaded on the ARP table corresponding to the locality. The VRRB device comprises an ARP table message generating module, an ARP table message transmitting module, an ARP table message analyzing module and an ARP table loading module. After adopting the method provided by the invention, the ARP tables between the master and slave VRRP devices are synchronous through the ARP table information message and are supported on the master and slave VRRP devices, and the method has no additional requirement about an access loop device.

The invention discloses a film water curing technique of multifunctional hyperfiltration film off-line purifier, which is characterized by the following: the pollution in reverse osmosis membrane system is cleared by carrying out the techniques of film positive washing, negative washing and pure water side pressurization washing; the invention can evaluate and test agent and reverse osmosis membrane property by imitating field producing water condition.

Disclosed in the embodiments of the present invention are a method and device for clock synchronization. The method comprises the following steps: slave clock equipment simultaneously carries out protocol message interactions with multiple clock source equipment , and respectively computes the time and frequency deviation with each clock source equipment according to the protocol message interaction with the multiple clock source equipment to lock the multiple clock source equipment; the slave clock equipment selects a primary clock source from the multiple clock source equipment, and corrects self time and frequency according to the time and frequency deviation with the primary clock source. According to the embodiments of the present invention, the clock source equipment is immediately locked as soon as being discovered rather than starts to be locked after being switched, so that the multiple clock source equipment is simultaneously locked by the slave clock equipment, and when the clock source equipment switching occurs, the clock source equipment is switched into the currently locked clock source equipment, and therefore, the synchronization accuracy of the time and frequency during switching can be ensured to the maximum extent, the switching speed of the clock source equipment is accelerated and switching performance is enhanced.

The invention discloses a double-control double-active storage control system and a method. The double-control double-active storage control system comprises two storage controllers and further comprises a magnetic disk cabinet which is connected with the two storage controllers, wherein each storage controller comprises a storage resource management module and a cache module. The storage controllers receive requests of an application server, and flash corresponding caching data in the cache modules to the magnetic disk cabinet with a magnetic disk array stripe as a unit, or read data in the magnetic disk cabinet to the cache modules with the stripe as the unit. Occupied magnetic disk cabinet resources are released after completion of flashing or reading. According to the double-control double-active storage control system and the method, due to the fact that the storage resource management granularity is refined, simultaneous reading and writing of the two controllers are achieved from a macroscopic view. Transmission buses and computing resources are fully utilized, and the storage performance is improved. Furthermore, due to the fact that a novel storage resource management mode is adopted, the use ratio of bus resources of the double controllers and the computing resources is improved, the storage performance and volume are improved, and the switching time of storage system breakdown is lowered.

In a thermostatic valve for a cooling system of an internal combustion engine with an inlet connection, a first outlet connection and a second outlet connection, and first, second and third valve elements for closing and opening the inlet and first and second outlet connections, at least two wax cartridge thermostats are provided for operating the valve elements and at least one of the wax cartridge thermostats is connected to an electric heating element for influencing the operation of the respective wax thermostat.

The invention discloses a WiFi seamless switching method based on a neighbor graph algorithm. The method comprises the steps of building a neighbor graph, selecting a target AP through two-stage decision making, and switching to the target AP, wherein information in the neighbor graph mainly comprises an AP mark, the AP position, a working channel, BSSID, a load, the maximum flow and the Qos level, the first-stage decision making greatly shortens time needed by scanning, and the second-stage decision making is used for selecting the target AP; after the AP is selected, adopting a resource restoring mode for rapid switching. Due to the fact that existing information in the neighbor graph is utilized in the scanning process, the number of scanning channels is decreased, the time for scanning each channel is shortened, and the scanning speed is greatly increased; meanwhile, due to the fact that the number of detection response frames is decreased, the bandwidth needed by scanning is decreased, and the method has a great help to improve the network performance; in addition, the method is tightly combined with an existing 802.11r protocol, and the method is easy to deploy and implement.

The invention discloses a protection method of a virtual private LAN (Local Area Network) service (VPLS). The method comprises the following steps of: switching on a bidirectional forwarding detection (BFD) function of a pseudo wire (PW) at a virtual circuit (VC) side of provider edge (PE); processing a port at an access circuit (AC) side connected with a customer edge (CE) by the PE according to the state of the BFD; and ensuring that the service is operated on a normal line. The invention can shorten the service switching time, realize better protection on the service and improve the service reliability.

The invention discloses a cell switching method and network equipment which are used for solving a technical problem that cell switching in the prior art is low in success rate and cannot obtain goodservice quality after the switching. The cell switching method comprises the steps of predicting a motion track of user equipment according to historical motion information of user equipment so as toobtain a track prediction range of the user equipment; determining switchable cells located within the track prediction range to be a to-be-selected cell set; obtaining signal to interference plus noise (SINR) information of the switchable cells contained in the to-be-selected cell set; determining a target switching cell from the to-be-selected cell set according to the SINR information of the switchable cells; and indicating the user equipment to switch from the current service cell to the target switching cell.

The invention relates to the technical field of communication and discloses a passive optical network and a protection switching method thereof. In the invention, when an optical network unit (ONU) detects the loss of downlink signals, the loss of downlink frames, or the generation of main/standby protection switching, the balance delay value stored by the ONU is increased; additionally, after the balance delay value of the ONU is increased, the ONU sends uplink data in the uplink bandwidth allocated by an optical line terminal (OLT); after receiving the uplink data sent by the ONU, the OLT calculates the balance delay adjustment value of the ONU and sends the balance delay adjustment value to all the ONUs; and the ONUs respectively correct the current balance delay values according to the balance delay adjustment value. By using the invention, the communication between the OLT and the ONUs after the protection switching can be quickly established, thereby simplifying the switching process of the ONUs under the protection mode and shortening the switching time.

An automated analyzer for analyzing a specific component in a specimen includes a rotor, a specimen dispenser, a temperature controlling element, a stirrer, and a data analyzer. The rotor is provided with a plurality of specimen container holders for holding the specimen container containing the specimen, and a plurality of reaction container holders that correspond with each of the specimen container holders and hold the sealed reaction containers containing the reagent for reacting with the specimen. The specimen dispenser removes the specimen from the specimen container and dispenses the specimen into the reaction container. The temperature controlling element maintains the temperatures of the reaction container at a constant temperature. The stirrer uses magnetic force to stir a mixed solution of the reagent and the specimen in the reaction container. The data analyzer analyzes the mixed solution.

The invention discloses an NCSI shared network port switching method, applied to a baseboard management controller BMC. The method comprises the following steps: when a change of a shared network portof a connected server is detected, obtaining parameter information of the changed shared network port; generating a sideband interface network controller NCSI message based on the parameter information of the changed shared network port; and sending the NCSI message to a network controller of the server, so that the network controller switches to the changed shared network port according to the NCSI message. By application of the technical scheme provided by the embodiment of the invention, the baseboard management controller BMC can connect with the network controller of the server through the changed shared network port to manage the server, thereby achieving the purpose of automatic shared network port switching, shortening the shared network port switching time and improving the server management efficiency. The invention further discloses an NCSI shared network port switching apparatus, which has corresponding technical effects.

A safety circuit for media-operated consumers, such as steam turbines or gas turbines, includes at least one first solenoid valve (1.1) which acts on a fluid circuit. An actuating device (9) can be connected to the fluid circuit, and acts at the same time on the operating behavior of the consumer. At least one other solenoid valve (1.2, 1.3) is connected at least to one of the other solenoid valves (1.1) such that only with simultaneous triggering of at least two solenoid valves (1.1, 1.2, 1.3) does at least one control valve (2.1), connected to the fluid circuit (10) act on the actuating device (9). Permanent verifiability can occur with simultaneous implementation of the safety function. A process for operating the safety circuit is also involved.

A dual-frequency bistable liquid crystal display and the liquid crystal mixture thereof includes liquid crystal cell filled with a liquid crystal mixture which contains dual-frequency liquid crystal, chiral compound, and nematic liquid crystal mixture. The liquid crystal mixture has the characteristics of both the dual-frequency liquid crystal and cholesteric liquid crystal. The dual-frequency bistable liquid crystal display is driven in a frequency modulation mode and can be switched between two optical states by taking advantage of the dielectric anisotropy of the liquid crystal, which results in a short switching time and sharp contrast between two optical states. Furthermore, the maintaining of the two optical states requires no voltage, which does not require the use of a high voltage to destabilize the helical structure of the cholesteric liquid crystal, and does not have to go through a metastable stage. Hence, power consumption and switching time are reduced.

The invention discloses a ring network multicast service realization method, system and device. The method includes: configuring a multicast ring network mode on each node device in the Ethernet ring network, and after configuring the multicast ring network mode, the node device The blocking port can forward the IGMP join message and cannot forward the multicast data message; and the port on the node device in the Ethernet ring network is configured as a multicast cascading port and a static routing port; when the node device receives the IGMP When adding a message, add the port that received the IGMP join message as a member port in the multicast forwarding table of the requested multicast group, and forward it to other ports in the Ethernet ring network according to the set forwarding rules The IGMP join message. In the event of a failure, it is possible to quickly switch over.

The invention discloses a clock link switching method and device and a base station. The method comprises the steps of receiving first synchronization information sent by a main clock server and second synchronization information sent by a standby clock server; according to the first synchronization information and the second synchronization information, calculating a jitter value difference between a main clock link and a standby clock link and a packet loss rate of the standby clock link; and when the jitter value difference lasts for preset time in a preset range and the packet loss rate of the standby clock link is lower than a first preset value, using the standby clock link as a new main clock link. According to the clock link switching method and device and the base station which are disclosed by the invention, by comparing and analyzing advantages and disadvantages of clock performance of the main clock link and the standby clock link and timely selecting the clock server with good clock performance to switch into a clock source, rapid and accurate switching of the clock links can be implemented, link switching time is saved, and synchronization performance of the links is improved to a certain degree.

The invention provides a computer and a method for realizing universal display. The computer comprises a virtual machine manager, a second guest operation system, a shared video memory unit, a servo operation system unit and a first guest operation system, wherein the virtual machine manager is used for mapping an address; the second guest operation system operates on the virtual machine manager; the shared video memory unit is used for storing data required for display and the information of the second guest operating system in need of a simulated video card; the servo operation system unit operates on the virtual machine manager and is used for generating a command when monitoring the information of the second guest operating system in need of the simulated video card; and the first guest operating system operates on the virtual machine manager and is used for acquiring the command, reading data from the shared video memory unit according to the command and displaying the data through a physical video card. By using the invention, a guest does not need to directly operate or switch the physical video card, thereby greatly shortening the switching time between the guest operating systems.

The invention discloses a monolithically integrated external cavity oscillation laser with rapid tunable wavelength. The laser comprises a gain region, a frequency tuning region and a resonant cavity; the gain region is an optical amplifier, and can realize optical coupling with the frequency tuning region in the manner of bonding material, optical grating alignment, spot-size converter or waveguide direct alignment; the frequency tuning region comprises a plurality of micro-rings and a Mach-Zehnder interference structure, rapid switching of the resonant frequency is realized by utilizing the carrier chromatic dispersion or electro-optic effect of a semiconductor material of the Mach-Zehnder interference structure, and stabilization of the resonant frequency is realized by utilizing the thermo-optic effect of the micro-rings; the resonant cavity is formed by one end of the gain region and the frequency tuning region together. Compared with the previous tunable laser, the design scheme is characterized by wide tuning range and short frequency switching time lower than the microsecond level, and is structurally beneficial to integration.

The invention discloses USB (Universal Serial Bus) equipment, a communication system and a working mode switching method thereof. The USB equipment working mode switching method comprises the steps: USB equipment is plugged into a host, wherein the USB equipment is configured with single-disk equipment information and at least one working mode information; the USB equipment sends the single-disk equipment information to the host, wherein the single-disk equipment information comprises installation information by virtue of which a functional management module is installed on the host; and the USB equipment selects one working mode information to be configured as a current effective working mode according to a configuration instruction issued by the functional management module of the host. The USB equipment, the communication system and the working mode switching method thereof, disclosed by the invention, can be used to prevent the USB equipment from adopting power interruption and other manners to configure firmware program again to realize the switching of working modes, so that the time of switching the working modes is reduced.

A wind energy installation test device for defined production of grid system faults, and a method thereof. The test device can include an output configured to connect to a wind energy installation, an input configured to connect to a grid system, and a switching device for connection of an electrical disturbance component relating to a grid system parameter. An autotransformer can be used for the electrical disturbance component. The grid system in a sound state can be connected to a primary winding connection and the grid system in a disturbed state with respect to the grid system parameter can be output at a secondary winding connection.

A fixed image display device is disclosed, having an opaque insulating layer, a continuous electrolyte layer behind said insulating layer, a pixilated electrochemically active and electrochromic layer between the electrolyte layer and the insulating layer, and a pixilated electronically conductive counter electrode layer between the electrolyte layer and the insulating layer. The electrochromic layer and the counter electrode layer have a lateral arrangement, and are in ionic contact with each other. Moreover, the insulating layer includes passages having an electronic conductor. At least one continuous motif electrode segment arranged behind the insulating layer, and electronically connected to at least two pixel elements of the electrochromic layer via the electronic conductors; and at least one continuous background electrode segment arranged behind the insulating layer, and electronically connected to at least two pixel elements of the counter electrode layer via electronic conductors.

The present invention discloses liquid crystal medium based on a mixture of polar compounds, the use thereof for electro-optical purposes, and displays containing the medium, wherein the liquid crystal medium comprises two or three compounds in formula I from 14 to 20, selectively compound in formula II from 0 to 5, one or two compounds in formula III from 15 to 19, two compounds in formula IV from 20 to 23, selectively one compound in formula V from 0 to 7, one or two compounds in formula VI from 11 to 18, one compound in formula VII from 5 to 7, selectively one compound in formula VIII from 0 to 5and two or three compounds in formula IX from 15 to 20.

The invention discloses a brightness compensation method, a brightness compensation circuit and a display device. The brightness compensation method includes the steps: a display panel acquires a reference compensation coefficient from a flash memory at the beginning of display; the obtained reference compensation coefficient is stored in a random access memory; and finally, a scaling coefficientcorresponding to the current to-be-displayed frame image is obtained, and the reference compensation coefficient corresponding to each sub-pixel in the random access memory is multiplied by the scaling coefficient to generate a target compensation coefficient corresponding to the current to-be-displayed frame image and display according to the target compensation coefficient. By means of the compensation method, no matter how many frame frequencies are supported by the display panel, as only the reference compensation coefficients need to be stored in the random access memory and the flash memory, compared with an existing driving method, the size can be reduced by at least one time, and when the frame frequency is switched, the target compensation coefficient can be obtained only by multiplying the reference compensation coefficient by the scaling coefficient, and the compensation coefficient does not need to be reloaded, so that the switching time is short, and a screen does not needto be turned off.

The invention provides a dual-redundancy dispatching control system for an aircraft alarm computer. The dual-redundancy dispatching control system is characterized by comprising two platforms A and B, wherein each platform mainly comprises an input driving module, a control module and an output driving module, the control module is in interaction with a bus through a discrete IO port, an input acquisition module is used for acquiring discrete and bus alarm information, the control module is used for processing the alarm information according to a certain alarm logic, the output driving module is used for outputting the discrete and bus alarm information, and the control module is used for giving out a self-inspection signal, detecting whether faults occur in the input acquisition module and the output driving module or not and backwards reading according to a self-inspection backward-reading signal. The control module detects whether the fault occurs in the control module or not through self inspection and is in periodic communication with the other platform through synchronous information interaction with the IO port and bus interaction according to the acquired alarm information, and thus, the problems of not-in-time switching, inconvenience in fault diagnosis and recovery and low reliability in the prior art are solved.