2860results about How to "Realize switching" patented technology

A multimedia optical disc includes a lot of blocks each of which stores moving picture data, audio data, sub-picture data, and control information. Each piece of moving picture data, audio data, sub-picture data, and control information in the same block has the same reproduction time limit. Each piece of control information includes a mask flag indicating whether to mask a key interrupt requesting a special reproduction such as fast forward, the key interrupt being generated by the user by pressing a key on a remote controller and the like. The mask flag is effective for the key interrupt generated during the reproduction time limit stored in the control information.

The invention discloses a nuclear power plant non-security-level DCS configuration testing method and system comprising a virtual DCS platform and a nuclear power station simulating model coupled to the virtual DCS platform. The nuclear power station simulating model is used for, according to a nuclear power unit operation control instruction given by the virtual DCS platform, simulating the operation of a real nuclear power station, acquiring the operating data of the nuclear power unit, and returning the acquired data to the virtual DCS platform. The virtual DCS platform is used for, according to the operating data of the nuclear power unit, computing and analyzing the operating condition of the nuclear power unit in real time, evaluating a difference between an analyzed result and a designed operating condition, determining the correctness and the rationality of DCS configuration logic and parameters, giving corresponding logic modification and parameter optimization, and transplanting and applying a tested and modified result to the DCS configuration of a real nuclear power unit. The nuclear power plant non-security-level DCS configuration testing method and system may reduce the investment cost of the nuclear power station, shorten the construction period of nuclear power engineering, and decrease equipment loss.

The invention relates to the performance optimization of repeater equipment in communication field. The remote-updating and version-switching method of the repeater equipment embedded software comprises the following steps: 1) an OMC or OMT command is received in real time, if the command is an update command, go forward to step 2; if the command is a version-switching command, skip to step 5; and if the command is not received, skip to step 6; 2) an update document data packet is received from the OMC or OMT, and the received update document data packet is stored in a download process-memorizing region; 3) a download process code in the download process-storing region is programmed into the application process region of a singlechip; 4) the code data of the application process region is read byte by byte and written into a new version process-storing region; 5) when a currently running process is a new version process, a process code in an old version process-storing region is programmed into the application process region of the singlechip, otherwise, the process code in the new version process-storing region is programmed into the application process region of the singlechip; and 6. the monitor mode of the application process is executed. The method can realize the remote updating and the switching between the new process version and the old process version.

The invention provides a device and a method for intelligent terms conversion. The device comprises a DSP central processing chip, a memory module, a display and keyboard operation module and an uplink-downlink communication module, wherein the memory module, the display and keyboard operation module and the uplink-downlink communication module are connected with the DSP central processing modulerespectively, a front-end computer communication module is connected with a front-end computer through a RS-232 bus, a RS-232 communication module is connected with a plurality of sub-stations RTU bya serial expansion circuit, a term converter is arranged between the RTU and the front-end compute of a power communication system, the uploaded communication protocol of the sub-stations RTU are intelligently recognized by a fuzzy expert system, the format of the recognized terms are converted into a unified terms format, uploaded to the front-end computer, and uploaded to each level of workstation by the front-end computer. The invention has the advantages that operators can realize automatic recognition and conversion of terms of interconnected two parties by the device without knowing theterms types of the interconnected two parties, thus avoiding the error possibly brought by manual operation.

The invention discloses an IOT based equipment authentication method, device and system, and relates to the field of authentication of IOT terminals and servers. In order to guarantee the safety of an IOT system and the authentication effectiveness, a remote management platform generates a first message when receiving a bidirectional authentication request of IOT equipment; an IOT equipment message and the generated first message are sent to an authentication center; the authentication center seeks a root key message K corresponding to the IOT equipment according to the IOT equipment message, generates a bidirectional authentication message according to the root key message and the first message and returns the bidirectional authentication message to the remote management platform; and the remote management platform finishes bidirectional authentication according to the bidirectional authentication message and the IOT equipment. According to the provided method and system, only legal IOT equipment can be accessed to the management platform, illegal equipment can be prevented from being accessed, and simultaneously, the legitimate right of a user using the IOT equipment can be protected from loss.

The invention discloses a system, a device and a method for transmitting cell information to overcome the defect that a CPC (common pilot channel) design scheme in the prior art fails to realize wide compatibility to existing terminals. The method includes: appointing time and frequency resources on a first frequency band used by a first wireless access point downlink channel positioned at a first site or on a third frequency band in a downlink channel networking frequency band of a system to which a first wireless access point belongs, and using the appointed time and frequency resources as a cell information transmitting window of a second wireless access point which is positioned at a second site and allocates a downlink service channel and / or control channel on a second frequency band; and based on time of a first wireless frame sent by the first wireless access point, allowing a second cell to use time frequency resources contained in the cell information transmitting window to transmit cell information, on the second frequency band, of the second wireless access point. The system, the device and the method for transmitting cell information overcome the defect that the existing CPC technical scheme fails to be widely compatible to existing terminals, and complete compatibility to the existing terminals can be realized easily.

The invention discloses a cleaning and appearance detecting machine and a detecting technology thereof. The cleaning and appearance detecting machine comprises a material belt, a feed-discharge carrying mechanism, a rotary table, a feed-discharge station, a working station, a jig rotation driving mechanism, a jig clamping limiting mechanism, a product cleaning mechanism, a product wiping mechanism and a product appearance detecting mechanism, wherein the material belt is arranged at the outer side part of a rack; at least two products are placed on the material belt at intervals; the rotary table is arranged on the rack; the feed-discharge station and the working station are arranged in the periphery of the rotary table at an interval; product jigs are arranged on the feed-discharge station and the working station; the feed-discharge carrying mechanism is arranged on the outer side of the feed-discharge station; the jig rotation driving mechanism and the jig clamping limiting mechanism are arranged on the working station; the product cleaning mechanism, the product wiping mechanism and the product appearance detecting mechanism are arranged on the working station. The cleaning and appearance detecting machine detects the surface and appearance of a product in a full-automatic manner, and is compact in structural design and high in degree of automation, detecting efficiency and quality.

A method for switching over hardware device of virtualizer system includes sending relevant switchover signal to device model modules of foreground client operation system and background client operation system when system is switched over, releasing hardware device in itself device space by device model module of foreground client operation system and adding hardware device released form device model module of foreground client operation system into itself device space of device model module of background client operation system.

The invention discloses a method and a device for processing live broadcast information. The method comprises the following steps: receiving first live broadcast flow information, wherein the first live broadcast flow information includes the data of a present frame image collected in a live broadcast process and the information used for indicating the present collecting direction which is the screen direction when the present frame image is collected by a live broadcast terminal; detecting if the present collecting direction is consistent to a preset collecting direction, wherein the preset collecting direction is the preset screen direction when the present frame image is collected by the live broadcast terminal; if the present collecting direction is not consistent to the preset collecting direction, rotating the data of the present frame image. According to the invention, the technical problem that a playing terminal cannot correspondingly switch the frames while the live broadcast terminal switches the vertical and horizontal collected screen frames can be solved.

The invention relates to a system for switching answering modes of a mobile phone. The system comprises a setting module, a judging module and a mode-switching module, wherein the setting module is used for setting a plurality of answering modes and differentiating standards among different answering modes in the mobile phone; the judging module is used for judging the state of the mobile phone when the mobile phone receives a call and enabling the mobile phone to enter a corresponding answering mode according to the set answering modes and the differentiating standards; and the mode-switching module is used for judging whether the state of the mobile phone changes or not in the talking process and switching the answering mode of the mobile phone according to the changed state if the state of the mobile phone changes. The invention also provides a method for switching the answering modes of the mobile phone and enables the mobile phone to automatically switch among a plurality of answering modes.

The method comprises: after receiving IPTV stream media service switch request message, bearing the IPTV stream media server switch request message into the SIP signaling; according to the switch request message, determining the information about the program and destination device to be switched; using SIP signaling to establish the connection with the destination device, and using the connection to send the IPTV media stream of said switched program.

The invention discloses a regional load balancing method in a cellular mobile communication system, mainly solving the limitation problem that only single cell pair is considered in load balancing behaviour in an advanced international mobile telecommunication system (IMT-Advanced system). The method is mainly characterized in that 1, a load balancing scene is expanded to a region formed by multiple cells from a single cell pair; 2, through constructing a utility function, each cell in the load balancing region carries out load balancing by taking utility value maximization as a target; and 3, CIO (cell individual offset) of the cell relative to a specific adjacent cell is changed to realize switching and load transferring of a user. The regional load balancing method disclosed by the invention accords with the distributed characteristic of self-organized network architecture of the IMT-Advanced system; since a multi-cell linkage policy is adopted, system average blocking rate is effectively reduced, service quality of the users in the system and load balancing convergence rate are improved, and oscillation problem of regional load balancing is avoided.

The invention discloses a multi-task application program management method, which comprises the following steps: when any one application program in an associated program group is started, distributing operation resources and window resources to each application program in the associated program group; and according to the window resources, operating each application program in the associated program group on a corresponding window area, wherein the window area comprises a visual area and a non-visual window of a display screen. The embodiment of the invention also provides a multi-task application program management device. Through a technical scheme provided by the invention, when the application program in the associated program group operates on a terminal, the operation resources and the window resources are distributed to each operating program, the visual area and the non-visual window of the display screen are switched to switch application programs which independently correspond to the visual area and the non-visual window of the display screen, a process of switching the application programs by the terminal is simple and quick, application program switching efficiency is improved, and the use convenience of a user is improved.

The invention provides a switching method and device for primary and secondary carriers in asymmetric uplink carrier aggregation. The method comprises that whether a base station determines whether a terminal needs carrier switching; and if yes, the base station sends indication information to the terminal so that the terminal sends data in the indicated uplink carrier according to the indication information, and the indication information is used for indicating carrier switching and comprises uplink carrier information which needs scheduling. Thus, the primary and secondary carriers are switched in asymmetric uplink carrier aggregation.

Full-automatic microelectronic printer comprising a printing platform, a control component, a feeding component, a camera component, a machine vision device, an ink droplet observation device, and a CAD / CAM system. The printing platform comprises a four-axis linkage system, a printing worktable, a base, a protective housing, an automatic ink cartridge turning device, and an automatic cleaning device; the feeding component comprises a switching control device, an ink cartridge, and an auxiliary processing component; the control component comprises a core control integrated circuit board, a plurality of drive control circuit boards, and a control module interface. The feeding component switches the ink cartridges and the auxiliary processing components to the printing platform in response to the control component which drives the ink cartridges and auxiliary processing components to print, and the protective housing removes fine particles and gas odors. CAD / CAM system assists in designing, generating, and sending instruction to the control component, printing platform, and feeding component to operate and realize full-automatic multi-layer printing.

The invention relates to a wavelength-selective optical switch which comprises a polarization conversion part, an attenuation reflectance part, a wavelength channel opening and closing unit and a reflecting mirror driving part. The polarization conversion part is arranged between an light inputting / outputting part and an light dividing part; the attenuation reflectance part comprises one-dimensional MEMS (micro-electronic-mechanical) reflecting mirror arrays, is arranged on the surface of the output end of the light dividing part and used for reflecting a part of wavelength channel irradiated in by the light dividing part; the wavelength channel opening and closing unit comprises a liquid crystal assembly and is used for controlling the opening and the closing of the wavelength channel; the liquid crystal assembly is arranged between the MEM reflecting mirror arrays; and the reflecting mirror driving part is used for setting the angels of the reflecting surfaces of MEMS reflecting mirrors in the attenuation reflectance part and outputting the light of each wavelength channel to a set output port. The wavelength-selective optical switch adopts a liquid crystal unit array and the one-dimensional MEMS reflecting mirror arrays to realize the optical path switching and attenuating and the non-interference switching function.

The invention provides a cell switching method and a system for a multi-carrier aggregation system. When an evolved Node B (eNB) determines a target cell to admit one of a plurality of working frequency points of user equipment, a switching command containing frequency point information admitted by the target cell is transmitted to the UE through a source eNB and carrier resources satisfying the required quality of service (QoS) of the UE are reserved for the UE; and after the UE accesses to the target cell according to the frequency point information in the switching command by using the frequency point admitted by the target cell, a target eNB schedules the data transmission of the UE on the carrier resources reserved for the UE. Thereby, the switching of the UE from a source cell to the target cell under the multi-carrier system is realized, and if the carrier resources which are reserved by the eNB for the UE and satisfy the required QoS are multi-carrier resources, the switching of the UE from multi-carrier to multi-carrier can be realized.

The invention relates to a pebble-bed module type high-temperature gas cooled reactor fuel loading and unloading system which comprises a reactor (10), a reactor core fuel circulating system (20), a new fuel loading system (300) and a spent fuel unloading system (400). The reactor (10) comprises a reactor pressure container (11), a graphite coating reactor internal component (12), a central reactor core cylinder (13), a metal reactor internal component (15) and an unloading pipe (14), the reactor core fuel circulating system (20) comprises a reactor core unloading system (100) and a reactor core loading system (200) and further comprises a helium pneumatic conveying system (500), a compressed air pneumatic conveying system (600), a vacuum pumping system (700) and a helium supplying and recycling system (800), and the compressed air pneumatic conveying system (600), the vacuum pumping system (700) and the helium supplying and recycling system (800) are all connected with the helium pneumatic conveying system (500). The helium pneumatic conveying system (500) is further respectively connected with the reactor (10), the reactor core fuel circulating system (20), the new fuel loading system (300) and the spent fuel unloading system (400).

The invention relates to an electric split-phase non-interruption flexible connection-compensation device and method for a traction electric network, belonging to the technical fields of railway transportation equipment and electric power and electronics. The device comprises a two-phase back-to-back converter set and three position sensors, wherein the two-phase back-to-back converter set comprises two single-phase converter sets Va and Vb sharing a DC side capacitor set, and two single-phase reduction transformer sets Ta and Tb respectively connected with AC sides of the two single-phase converter sets Va and Vb, or a single-phase reduction transformer set Ta or Tb connected with the AC side of the single-phase converter set Va or Vb, and also comprises three electric quantity sensors, a killer switch, a controllable fling-cut switch and a main controller. The device can work in two modes, and realizes that an electric locomotive passes through split phases without interruption and with loads. The device has functions of active power transfer, reaction power compensation and harmonic compensation, and can solve the problems of three-phase voltage imbalance, voltage fluctuation, low power factor, harmonic pollution and the like in a traction substation.

The invention discloses a processing method and a process device of cellulose industrial biomass wastes, and the method comprises the following steps: feeding raw materials into a drying system continuously, supplying heat by high-temperature flue gas from the combustion of volatile matter precipitated in pyrolysis and carbonization so as to dry the raw materials; allowing the dried raw materials to enter a carbonization reactor for pyrolysis and carbonization, delivering the intermediate products of pyrolysis and carbonization to a riser reactor, preparing porous carbon-based adsorption functional material (namely active carbon), syngas (or called biomass gas), or steam under the action of an oxidative medium and an activator, or an oxidative medium and an gasifying agent, or an oxidative medium. The steam required by the system is prepared by the activated or gasified high-temperature gas-solid products through heat exchange, which can increase the energy recovery efficiency of the process; the process adopts a continuous running mode with complete self-heating, and realizes the high-value conversion of cellulose industrial biomass wastes.

The invention discloses an electronic advertising system and an advisement playing method thereof. The electronic advertising system comprises a media server and an advisement showing terminal, wherein the media server is used for storing advisement programs, and the advisement showing terminal is used for downloading and storing the advisement programs stored by the media server and reading and playing after the advisement programs are downloaded or receiving the advisement programs stored by the media server and directly playing. The invention can selectively carry out advisement playing in an on-line playing mode or off-line playing mode, and realizes the switching of the on-line playing mode and the off-line playing mode.

The invention discloses a method for quickly protecting and replacing a main optical fibre in an EPON system. During normal operation, only a main optical module is enabled in an OLT down direction, and a spare optical module is turned off so as to ensure that only one optical signal travels on the downward optical path; the optical signal emitted by the ONU is transmitted to two optical modules through two main optical fibers in an up direction, and the signals received by the main optical module is transmitted to a PON chip; once the main optical fiber breaks down during working, the CPLD judges whether the main optical module is switched into the spare optical module or not according to the SD signal output by the main optical module during working; and besides, the invention also discloses a device for quickly protecting and replacing the main optical fiber in the EPON system. The invention adopts the hardware logic to perform the operations of detection, judgment and replacement control to replacement conditions, avoids the problem of long switching time during CPU software processing and effectively guarantees the quick business recovery under the condition that the main optical fiber breaks down.

The method includes following steps: when user starts up, the signal from WLAN is firstly checked; if the signal from WLAN is strong enough, then it will access to WLAN network; if the signal from WLAN is not checked, then it will access the network through GPRS; when user access network through GPRS, the bimodule network card will periodically start up WLAN at an interval of several minutes and scan signal of WLAN; according to scanning result the bimodule network care will decide access path.

The invention aims to provide a method, equipment and a system for transmission control on user equipment. The method includes: when the user equipment forms dual connectivity with a corresponding macro eNB and a small eNB, determining transmission status information corresponding to a DRB (data radio bearer) established with the user equipment through the user equipment, sending the transmission status information to the macro eNB, then determining transmission configuration information corresponding to the user equipment through the macro eNB according to the transmission status information, and performing transmission configuration on the user equipment according to the transmission configuration information. Compared with the prior art, the method, equipment and system has the advantages that on the basis of dual connectivity, PDU needing transmission or retransmission is acquired according to the transmission status information of the user equipment or the macro eNB performs traffic control on the user equipment according to transmission status information, so that connection establishment and switching of the user equipment, the macro eNB and the small eNB are guaranteed, reliability in data transmission is improved, efficiency of resource allocation of the system is improved, power consumption of the system is lowered and the like.

The invention discloses an underwater crawling and swimming type robot and a working method thereof. The underwater crawling and swimming type robot comprises a robot body, a robot leg set, a propelling device set, batteries and a controller, wherein the robot body comprises a body chassis and a body upper cover; the robot leg set comprises four legs with the same structure, and each leg is composed of a thigh and a shank; each thigh is composed of a thigh first joint motor, a thigh first joint motor connecting plate set, a thigh second joint motor, a thigh second joint motor connecting plate set and a thigh frame set; each shank is composed of a shank joint motor, a telescopic driving motor, a guide cylinder, a telescopic nut, a limit stop block and a shank rod; and the propelling device set comprises five propelling devices with the same structure, and each propelling device comprises a propelling driving motor, a propeller and a locking nut. The robot disclosed by the invention can be supported by multiple legs to walk under the sea and can swim in water through the propelling devices after the legs are retracted, and the robot is wide in application range.

The invention discloses a method and device for rapid protection switching of passive optical network (PON) ports in any slot position in a 10 Gbit / s Ethernet PON (10G-EPON) system. The method comprises the following steps: a plurality of PON service protection switching groups formed by two identical PON service cards are arranged on an optical line terminal (OLT); any PON port on one PON service card and any PON port on the other PON service card in each PON service protection switching group are configured as main and standby PON ports respectively; and complex programmable logic devices (CPLDs) on the PON service cards respectively detect the working condition of each autonomous PON port in real time, close optical modules on the main PON ports and notify the other PON service card of enabling the optical modules on the corresponding standby PON ports via protection switching data frames when lost of synchronous (LOS) signals on one or more main PON ports are detected on one PON service card. In the invention, the CPLDs are adopted to detect and judge the switching conditions and control switching, thus avoiding the problem of long switching time caused by using software for treatment and effectively ensuring rapid recovery of services when a single disk or main optical fiber has a fault.

The invention discloses an energy-saving ultra-low discharge dual-mode uniform engine, based on variable-throttle device, wherein a cylinder cover is a variable-throttle cylinder cover arranged with two throttle strike continuous changers and a variable-throttle phase device whose frame is arranged with a chain tooth around and connected with a crank of the engine via chain. The inventive engine can completely utilize the high-effect energy-saving ultra-low discharge character of uniform HCCI burning mode to switch between spark burning SI and HCCI burning mode according to working conditions, to save energy and ultra-low discharge. And the variable-throttle device can realize the control on different burning modes, and switch between two modes.