91results about How to "Switch in real time" patented technology

The invention provides an eSIM card and a method and system for automatically switching a configuration file of the eSIM card. The method comprises the steps: enabling an eSIM card to regularly detecta region where a terminal is currently located, so as to judge whether the terminal is in a roaming state or not; enabling an eSIM card to obtain the network entry information of the terminal in thecurrent region if the terminal is in the roaming state, and transmitting a preferred list obtaining request to a third side management platform; receiving the preferred list, sent by the third side management platform, of the current region, and storing the preferred list; judging whether the eSIM card is provided with a configuration file of a first preferred operator in the preferred list or not; switching the configuration file of an original operator in the eSIM card to the configuration file of the first preferred operator if the eSIM card is provided with the configuration file of the first preferred operator in the preferred list, and notifying the terminal provided with the eSIM card of carrying out the restart and reentry. According to the invention, a user does not need to carryout manual operation, and the user experience is good.

Disclosed is a method for switching playback mode, the method comprising: when a terminal is playing a video and detects the occurrence of an event triggering switching of playback mode, switching to audio playback mode and stopping processing of video data. Also disclosed are a device and terminal for switching playback mode. The solution of the present invention can achieve freedom of real-time switching of video playback mode on a terminal, saving power and increasing standby time.

The invention discloses a database switching method and a database switching device, wherein the method comprises the following concrete steps that a database instance of associated container storage service is adopted, and the database instance in an associated container is marked to be available during storage; when a call request from a business layer is received, connection between a master database and the business layer is established; the database instance with an available mark is selected from the associated container; connection between a corresponding database of the selected database instance and the business layer is established; and when abnormal connecting times of the database and the business layer is captured to be greater than a first threshold, the available mark of the corresponding database instance in the associated container is changed to be unavailable. According to the database switching method and the database switching device, the processing and concurrent efficiency of a database system can be increased, and system overhead and waste of resources can be reduced.

The invention discloses a color holographic display system based on diffraction distance control and a method of the color holographic display system based on the diffraction distance control. The problem that color crosstalk exists in existing color holographic display is mainly solved. The system comprises a coherent light source array, an expanded beam collimating array, a control unit, a space light modulator array, a diffraction distance control unit and an achromatic lens. The implementation steps of the method comprise the first step of generating monochrome computing holograms, the second step of loading the holograms, the third step of reproducing the holograms and the fourth step of generating a color reproduction image. An optimal Fresnel diffraction distance obtained under different wave lengths in a calculating mode is utilized to generate the three monochrome computing holograms, and Fresnel diffraction with an optimal diffraction distance is respectively carried out on the three monochrome computing holograms. The color holographic display system and the method have the advantages that the hologram loading mode is flexible, light paths are simple and convenient to adjust, and the effect of eliminating the color crosstalk is good.

The invention discloses a method and system for switching network videos among multiple intelligent terminals. The method comprises that a first terminal judges that the network videos are clipped to a second terminal or not according to user input when in a state that the network videos are played; the first terminal obtains video information of the network videos, generates a clipped video interface message and sends the clipped video interface message to the second terminal, wherein the clipped video interface message includes the video information of the network videos and clipping instruction information, and the video information includes link addresses of the network videos, network video identifiers and a first playing duration for recording the current playing duration of the network videos; the second terminal receives the clipped video interface message and performs resolution to obtain the video information and the clipping instruction information; and the second terminal sends a request that the network videos are played from a specified position of the first playing duration to a corresponding on-line business system according to the clipped video interface message.

The invention discloses an online automatic ash clearing device of a fire tube type waste heat boiler. The online automatic ash clearing device comprises a lifting platform, a vertical column, a control system, a monitoring system, a locating system, a driving system and an ash clearing gun, wherein the vertical column is fixedly connected with the lifting platform, the control system is separately connected with the monitoring system, the locating system and the driving system, and the driving system is connected with the ash clearing gun. The online automatic ash clearing device of the fire tube type waste heat boiler, provided by the invention, is applied to the fire tube type waste heat boiler which requires the clearing of ash in a tube and runs under negative pressure and automatically controls the ash clearing gun to clear ash via a driving mechanism instead of manual operation. Compared with a manual ash clearing mode, the automatic ash clearing device has the advantages that the ash clearing efficiency is increased, labor intensity and labor cost are reduced, and at the same time, the hurt of high-temperature and high-pressure steam to operators when the fire tube type waste heat boiler leaks is avoided.

The invention provides an infrared dual-light shooting system for an unmanned aerial vehicle.The infrared dual-light shooting system comprises a visible light shooting system, an infrared shooting system and a remote control switching system.The visible light shooting system comprises a camera, a visible light lens, a CCD / CMOS chip, a first signal amplifier, a first A / D converter, a digital signal processor, a digital image memory, a display, a second signal amplifier, a total control circuit and a branch control circuit.The infrared shooting system comprises an infrared lens, an optical filter, an infrared detector, an amplifying circuit, a switching circuit, a processor and a decoder driver.The remote control switching system comprises a remote controller, a receiver, an electronic switcher, a signal processing CPU, an image output device and a power circuit.By means of the infrared dual-light shooting system for the unmanned aerial vehicle, visible light and infrared light can be combined to photograph or record videos at the same time, and meanwhile real-time switching of visible light image shooting and infrared image shooting can be achieved.

The invention discloses an OpenFlow-based distributed controller system in SDN network environment. The system comprises a decision-making device module, a controller resource pool, an OpenFlow control server and OpenFlow switches; the decision-making device module is a core of a function of the whole system and is responsible for detection of active_controllers, i.e. controllers in a working state, and, when the decision-making device module is in an overload state, a load balance decision is made, a new controller is called from the resource pool to join work, load conditions of the active_controllers are periodically checked, and the resource recovery of the controllers is completed; the controller resource pool collects all the active_controllers, i.e., a controller set in an idle stale, and dynamic increase and decrease of the resource pool are controlled by a decision-making device; the OpenFlow control server monitors an own load in real time, and the decision-making device is notified of a load condition when the OpenFlow control server is in an overload state; the OpenFlow control server monitors a command transmitted from the decision-making device furthermore, and completes own load condition reporting or own role switching; and the OpenFlow switches complete a data forwarding function, and participates in a load balance process when the controller is in the overload state.

The invention discloses an ultrasonic tactile feedback system and method for assisting a blind person to perceive. The ultrasonic tactile feedback system comprises a PC terminal for generating a focustime sequence; a microcontroller which stores focus information; an FPGA controller which completes conversion of the focus under different unit coordinate systems; an ultrasonic phased array which controls sound pressure distribution in a cavity surrounded by the ultrasonic phased array, and a plurality of tactile points or three-dimensional patterns are formed in space under the action of driving signals on each unit ultrasonic transducer, so that static and freely touchable aerial virtual braille points are realized; the transmitted and modulated ultrasonic waves at the focal point in a phase delay mode are focused according to the focal point coordinates, so that a person obtains tactile perception to indicate that the current gesture task is smoothly completed; and when the hand position capture sensor captures the identification position information, the PC terminal sends the next group of control signals to finish the real-time update and display of the information. Static braille information can be formed in space and can be quickly changed and switched in real time, and the blind can touch and sense the braille information in a non-contact mode.

The invention discloses an intelligent real-time seamless switching two unit standby method. The method is based on a two unit standby system, wherein a major state server and a standby state server are registered through two unit standby protocols and then form the two unit standby system. The method particularly includes the following steps that (1) the standby state server sends a request for entering two unit standby and judges request reply information; (2) the standby state server determines whether standby connection is established or not according to the request reply information; (3) after the standby connection is established, the standby state server waits for receiving a heartbeat request, if the heartbeat request is received, the standby state server sends a heartbeat request reply, waits for standby operation, and backups data sent by the major state server, if the heartbeat request is not received, the standby state server is initiatively switched to the major state server through the two unit standby protocols. The method further includes the working process of the major state server. Intelligence and real-time performance of the system are guaranteed, network oscillation generated in the process of switching the major state server and the standby state server is avoided, and operation of network users can not be affected.

The invention belongs to the technical field of RPA element recognition, and particularly relates to an RPA element pickup same-screen switching method and system. The method comprises the following steps: S1, selecting an element pickup mode; s2, moving the mouse to a specific software interface; s3, obtaining interface related information and interface screenshots, and transmitting and analyzing the interface related information and the interface screenshots; s4, forwarding the interface screenshot, and judging whether the specified time T is exceeded or not; s5, performing analysis processing on the interface screenshot algorithm to obtain an algorithm analysis result; s6, packaging an algorithm analysis result, and displaying the algorithm analysis result on a software interface; s7, judging an operation mode of the user; and S8, after the user selects the corresponding element, the picked element is highlighted again, and picking is completed after the user confirms that the element is correct. The method combines a service fragmentation mechanism, operation mode distinguishing and a front-end and rear-end processing strategy of floating window display, and has the advantages of being more excellent in pickup effect and wider in application range.

The invention discloses a wide-range electric energy meter and its current channel adaptive adjustment method, wherein the electric energy meter includes a group of first sampling transformers CT for measuring small current signals 1 , a set of second sampling transformers CT for measuring large current signals 2 , an electronic switch MUX, a metering chip and an MCU microcontroller; the signal input end of the metering chip is connected to the first sampling transformer CT respectively through the electronic switch MUX 1 and the second sampling transformer CT 2 connection; the MCU single-chip computer communicates with the metering chip through the SPI bus with DMA transfer function; the MCU single-chip computer is connected with the electronic switch MUX through the I / O port, and is used to control the switching of the electronic switch MUX. The invention is a multi-range measurement, and the current within the full range of 1 (100) A, especially the measurement point below 5% of the basic current, can also be accurately measured.

The invention discloses a method, system and intelligent terminal used for switching online videos among a plurality of intelligent terminals. The method comprises judging whether the online videos are cut to a second terminal according to input of a user when a first terminal is located in a state of playing the online videos; using the first terminal to obtain video information of the online videos to generate video cutting interface information and send the information to the second terminal, wherein the video cutting interface information comprises video information and command information of the online videos, and the video information comprises a chained address of the online videos, an online video identification and a first play time length for recording current play time length of the online videos; using the second terminal to receive the video cutting interface information and analyze to obtain the video information and the cutting command information; and using the second terminal to request the corresponding proxy server to begin to play from the position indicated by the first play time length of the online videos according to the video cutting interface information.

The invention relates to a 2D and 3D software switching method based on DirectShow technology, comprising the following steps of: constructing 2D Filter and 3D Filter, establishing a link capable of playing back common video files by DirectShow technology in order to construct a complete broadcast link that is adaptive to the current display mode, processing content of each frame got through decoding a resource file before submitting an image to display according the display mode of a display device, submitting the generated data to the display device to display, and switching 2D and 3D in software corresponding to the switching in hardware. The method has the advantages that plane images or stereo images can be adjusted in real time in software according to the display mode, 2D and 3D can be switched quickly and in real time without being re-broadcast, and effects of 2D and 3D can be conveniently compared.

The embodiment of the invention provides a communication method, device and system, mobile equipment and a storage medium. The communication method is applied to the mobile equipment, a plurality of directional antennas in different orientations are arranged in the mobile equipment, and the communication method comprises the following steps: receiving first azimuth information sent by control equipment; selecting at least one first antenna meeting a preset condition from the plurality of directional antennas according to the first azimuth information; obtaining the received signal strength ofeach directional antenna in the first antenna; according to the method, the target antenna is determined from the first antenna according to the received signal strength, and the target antenna is communicated with the control equipment, so that the communication quality and the communication distance can be improved under the condition that the operation of the mobile equipment is not influenced.

The invention discloses a hand controller based on rotary knob type force feedback. The hand controller based on the knob type force feedback comprises a base plate, a torque sensor, a shell, a sensor flange, a distance sleeve, an encoder, a motor seat plate, a motor and a switch rotary knob provided with a fine-coarse adjustment switch; the shell is fixedly connected with the base plate, and enclosed space is defined; the distance sleeve is fixedly connected between the motor seat plate and the sensor flange, installing space is defined by the motor seat plate and the sensor flange, the torque sensor is fixedly connected to the bottom of the sensor flange, the encoder is installed in the installing space, a shell body of the encoder is fixedly connected to the bottom of the motor seat plate, the motor is fixedly connected to the top face of the motor seat plate, one end of a motor output shaft penetrates through the motor seat plate and is fixedly connected with a coded disk of the encoder, the switch rotary knob is located at the outer side of the shell, and a rotary knob of the switch rotary knob is connected with the other end of the motor output shaft. By means of the hand controller based on the rotary knob type force feedback and a mechanical arm remote operating control method, the mechanical arm can be accurately controlled to work in complex environment.

The embodiment of the application discloses a disaster recovery backup method and system for a satellite control center of a low-earth-orbit satellite ground measurement and control system. At least one backup satellite control center is arranged in a main satellite control center; the main satellite control center and the backup satellite control center are geographically located in different areas and are provided with different power supplies; the states of the main satellite control center and the backup satellite control center are mutually exclusive; and one and only one main satellite control center exists at the same moment. Therefore, the complete division of management and information processing of the main satellite control center and the backup satellite control center is realized; remote measurement, remote control, distance measurement, speed measurement and interactive communication of external interface information are carried out between the main satellite control center and the backup satellite control center; the complete backup of the core information of the main satellite control center by the backup satellite control center is realized; and when the main satellite control center fails, real-time seamless switching can be realized. The disaster recovery backup method and system are suitable for the design and construction of disaster recovery backup of thesatellite control center of the low-earth-orbit satellite ground measurement and control system, so that the reliability and availability of the ground measurement and control system are improved.

The invention discloses an on-off control circuit for a heater in a power distribution cabinet. The on-off control circuit comprises a heater power supply, a heater, a first air switch, a second air switch, a control power supply, an optical coupler and a relay, wherein the replay comprises a coil and a normally open node, a negative electrode of the control power supply is grounded, a positive electrode of the control power supply is connected with the coil of the relay, the coil of the replay is then grounded through the optical coupler, a control loop is formed, the first end part of the first air switch is connected with the normally open node of the relay, the second end part of the first air switch is connected with a positive element of the heater power supply, a negative electrode of the heater power supply is connected with the first end part of the second air switch, the second end part of the second air switch is connected with the first end part of the heater, the second end part of the heater is connected with the normally open node of the relay, a heater loop is formed, and a single chip microcomputer used for controlling the on-off state of the normally open node of the relay is also connected onto the relay.

The invention relates to a slit grating array component used for switching 2D / 3D displaying modes. The slit grating array component used for switching the 2D / 3D displaying modes is characterized by comprising a frame, a plurality of light-shielding bars are evenly arranged inside the frame at intervals, a worm gear is arranged at the upper end portion of each light-shielding bar, all worm gears are meshed with a worm, the worm is meshed with a rotary shaft gear of a stepping motor through a gear to drive the worm gears to rotate, and 90-degree rotation of each light-shielding bar is achieved. The slit grating array component used for switching the 2D / 3D displaying modes can achieve switching of 2D / 3D images of a whole screen in real time. Compared with other flat displaying devices capable of switching 2D / 3D, the slit grating array component used for switching the 2D / 3D displaying modes has the advantages of being low in implementation difficulty, fast in response, good in switching effect, simple in structure, high in reliability, low in cost, and capable of achieving the low-cost high-quality 2D / 3D switching effect.

The invention relates to a method for controlling an audio data source of a multimedia device, which comprises the following steps: detecting error states in audio data generated by a digital modulation signal source of the multimedia device so as to generate a detection result; generating an initial counting value; generating a counting result according to the initial counting value and the detection result; processing the counting result according to a scope limitation so as to generate a limitation result; and generating a comparison result by comparing the limitation result with a critical value and further controlling the audio data source of the multimedia device.

The invention relates to the related field of spinning equipment, in particular to spinning thread dyeing equipment capable of switching colors. The spinning thread dyeing equipment comprises a machine body and a groove formed in the machine body and provided with openings in the upper side and the right side. A color changing groove located in the left side of the groove is formed in the machine body, and the color changing groove is provided with an opening in the upper left side; and a color changing device is arranged in the color changing groove, the color changing device can provide different dyeing for threads when the equipment runs, and a first transmission cavity located on the lower side of the groove is formed in the machine body. According to the spinning thread dyeing equipment capable of switching the colors, in the process of producing clothes, feeding threads are switched in real time according to the required color, and the threads are dyed in different colors; and the dyed threads are subjected to rapid color fixing operation through a drying mechanism in the equipment, so that the production efficiency is greatly improved, thread coils do not need to be frequently replaced, and the production cost is saved to a certain extent.

The invention relates to the technology of a household internet, aims at solving a problem of inconvenience of users in use caused by the fact that connection between existing intelligent household electrical appliance equipment is not close, and provides a household internet equipment mirror image system. The technical scheme can be summarized as follows: the household internet equipment mirror image system comprises control-end equipment and service-end equipment. The control-end equipment and the service-end equipment are connected. The control-end equipment is used for transmitting a mirror image instruction to the service-end equipment, acquiring connection and transmission information fed back by the service-end equipment and transmitting mirror image files of the required video data to the service-end equipment. The service-end equipment is used for receiving the mirror image instruction and then feeding back the connection and transmission information to the control-end equipment, receiving the mirror image files of the required video data transmitted by the control-end equipment and playing according to the requirements and the video data. The beneficial effects of the household internet equipment mirror image system are that the users are facilitated, and the household internet equipment mirror image system is suitable for being applied between video playing equipment in the household internet.

The invention relates to a device for realizing disaster recovery for Ethernet port. The 10G Ethernet MAC chip is connected with XGMII interface through XAUI SERDES chip; the XAUI SERDES chip is connected with two 10 GE optical modules through XAUI interface to form two 10G Ethernet links of master and backup ports; the XAUI SERDES chip realizes the switching between XGMII interface and two XAUI interface signals each; the auto switching logic module monitors working states of the links; the alarm logic module sends an alarm signal to the CPU after the switching occurs between the master and backup ports. As one link fails, it can real-timely switch data flow to the other link, where the switching time is determined the hardware circuit speed, therefore it can avoid the phenomenon of large number of lost packets. Its recovery time is largely better than that of traditional Ethernet failure recovering method.

The invention discloses a commutator control method, which comprises the steps of calculating the distance between banknotes with unknown placement forms based on the triggering time of the banknotes, judging whether the banknotes can be reversed normally or not according to the distance between the banknotes, and calculating to obtain the optimal reversing distance of the banknotes. According to the commutator control method, the featrues of placement form, spacing, reversing switching time and the like of the paper money are fully considered, real-time switching of the paper money by the reverser can be realized, the problem of paper money clamping caused by real-time switching of the reverser is reduced, and the reversing efficiency of the equipment is improved. In addition, the invention further provides a commutator control device and equipment, and a storage medium.

The invention relates to the technical field of communications, and discloses a method and apparatus for switching point-of-sale (POS) terminal modes. The method includes that a POS terminal at a first mode acquires identification information of the POS terminal; the POS terminal generates a first secret key according to the identification information; the POS terminal compares the generated first secret key with a second secret key acquired from an external device; and if the first secret key and the second secret key are the same, the POS terminal switches from the first mode to a second mode. The invention can be used for solving the problem that an intelligent POS terminal fails to achieve real-time mode switching conveniently in the prior art.

The invention relates to the technical field of a lamp box structure, and discloses an upper lamp box of a macroscopic inspection machine, the box comprising a lamp box base and a lamp box main body,wherein, the lamp box main body comprises: a moving frame slidably connected with the lamp box base; a metal lamp assembly which includes a metal lamp fixing seat fixed on a moving frame, a metal lampmounted on the metal lamp fixing seat, and an optical glass disposed on the moving frame and positioned at a light focus of the metal lamp; a sodium lamp group arranged on the moving frame and offsetfrom the metal lamp, the sodium lamp group comprising at least two sodium lamp boxes, each sodium lamp box comprising an open type lamp box, a light shield assembly rotatably arranged on the lamp boxand capable of closing or opening an open opening of the lamp box, and a sodium lamp arranged in the lamp box; a drive mechanism provided on the moving frame to drive each of the shield assemblies torotate. The upper lamp box of the macroscopic inspection machine of the invention can switch the lamps of the sodium lamps and the metal lamp in real time.

The invention provides an equipment type setting method, an equipment type setting device, a storage medium and equipment. The method comprises the following steps: receiving a type setting instruction for performing type stetting on the equipment; when receiving the type setting instruction, displaying a type setting interface; receiving the target type set by the type setting interface; and setting the target type as the current type of the equipment. According to the scheme provided by the invention, the compatible different types can be switched by the unit and many types are compatible.

The invention discloses an isothermal differential reaction analyzer of a mini-type gas-phase, liquid-phase and solid-phase slurry reactor. The isothermal differential reaction analyzer of the mini-type gas-phase, liquid-phase and solid-phase slurry reactor is applicable to monitoring and analysis of mini-type gas-phase, liquid-phase and solid-phase reactions. The isothermal differential reaction analyzer comprises a heating furnace provided with a thermoelectric couple, a gas pre-heating pipe and a gas buffering bottle connected with the gas pre-heating pipe, a mini-type reactor with a gas distributor and a multilayered ladder sand plate, and a condensation device and a gas filtering device which are connected with an outlet of the reactor in sequence, wherein the reactor is provided with an in-situ infrared device and a temperature control device; and a computer is used for switching introduced gas through a solenoid valve and carrying out flow control, and analyzing in-situ infrared and gas detection data. By virtue of the isothermal differential reaction analyzer disclosed by the invention, the mini-type slurry reactor is used for controlling reaction starting time in a real-time gas switching manner; and reaction changes can be relatively accurately monitored relative to liquid-phase and gas-phase monitoring results, so that analysis of catalyst inactivation reasons, reaction kinetic parameters and the like is relatively accurate.

The invention provides a high-reliability real-time synchronous data processing device, which is characterized in that the device comprises a synchronous data processing chassis and a control processing board, an interface board and a clock board integrated in the chassis. The network topology of the back board of the three device boards is divided into a service channel, a clock channel and a control channel. The invention realizes the hot standby redundancy of the main control board 2 +1 by optimizing the board layout, provides satellite timing, external special clock equipment timing and IEEE 588 timing capability to the chassis by adding a special clock board, and provides the synchronous clock extraction and receiving and transmitting capability of the whole chassis board by designingthe backplane clock network topology.